18720156000

素因数分解:

$2^5\times 3^1\times 5^3\times 7^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{79}}^1$

素因数の和:165

約数の個数: 1152

約数和(自身を含む): 80309698560

約数和(自身を除く): 61589542560

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 13, 14, 15, 16, 20, 21, 24, 25, 26, 28, 30, 31, 32, 35, 39, 40, 42, 48, 49, 50, 52, 56, 60, 62, 65, 70, 75, 78, 79, 80, 84, 91, 93, 96, 98, 100, 104, 105, 112, 120, 124, 125, 130, 140, 147, 150, 155, 156, 158, 160, 168, 175, 182, 186, 195, 196, 200, 208, 210, 217, 224, 237, 240, 245, 248, 250, 260, 273, 280, 294, 300, 310, 312, 316, 325, 336, 350, 364, 372, 375, 390, 392, 395, 400, 403, 416, 420, 434, 455, 465, 474, 480, 490, 496, 500, 520, 525, 546, 553, 560, 588, 600, 620, 624, 632, 637, 650, 651, 672, 700, 728, 735, 744, 750, 775, 780, 784, 790, 800, 806, 840, 868, 875, 910, 930, 948, 975, 980, 992, 1000, 1027, 1040, 1050, 1085, 1092, 1106, 1120, 1176, 1185, 1200, 1209, 1225, 1240, 1248, 1264, 1274, 1300, 1302, 1365, 1400, 1456, 1470, 1488, 1500, 1519, 1550, 1560, 1568, 1580, 1612, 1625, 1659, 1680, 1736, 1750, 1820, 1860, 1896, 1911, 1950, 1960, 1975, 2000, 2015, 2054, 2080, 2100, 2170, 2184, 2212, 2275, 2325, 2352, 2370, 2400, 2418, 2449, 2450, 2480, 2528, 2548, 2600, 2604, 2625, 2730, 2765, 2800, 2821, 2912, 2940, 2976, 3000, 3038, 3081, 3100, 3120, 3160, 3185, 3224, 3250, 3255, 3318, 3360, 3472, 3500, 3640, 3675, 3720, 3792, 3822, 3871, 3875, 3900, 3920, 3950, 4000, 4030, 4108, 4200, 4340, 4368, 4424, 4550, 4557, 4650, 4704, 4740, 4836, 4875, 4898, 4900, 4960, 5096, 5135, 5200, 5208, 5250, 5425, 5460, 5530, 5600, 5642, 5880, 5925, 6000, 6045, 6076, 6125, 6162, 6200, 6240, 6320, 6370, 6448, 6500, 6510, 6636, 6825, 6944, 7000, 7189, 7280, 7347, 7350, 7440, 7584, 7595, 7644, 7742, 7750, 7800, 7840, 7900, 8060, 8216, 8295, 8400, 8463, 8680, 8736, 8848, 9100, 9114, 9300, 9480, 9555, 9672, 9750, 9796, 9800, 9875, 10075, 10192, 10270, 10400, 10416, 10500, 10850, 10920, 11060, 11284, 11375, 11613, 11625, 11760, 11850, 12000, 12090, 12152, 12245, 12250, 12324, 12400, 12640, 12740, 12896, 13000, 13020, 13272, 13650, 13825, 14000, 14105, 14378, 14560, 14694, 14700, 14880, 15190, 15288, 15405, 15484, 15500, 15600, 15800, 15925, 16120, 16275, 16432, 16590, 16800, 16926, 17143, 17360, 17696, 18200, 18228, 18375, 18600, 18960, 19110, 19344, 19355, 19500, 19592, 19600, 19747, 19750, 20150, 20384, 20540, 20832, 21000, 21567, 21700, 21840, 22120, 22568, 22750, 22785, 23226, 23250, 23520, 23700, 24180, 24304, 24490, 24500, 24648, 24800, 25480, 25675, 26000, 26040, 26544, 27125, 27300, 27650, 28000, 28210, 28756, 29388, 29400, 29625, 30225, 30380, 30576, 30810, 30968, 31000, 31200, 31600, 31837, 31850, 32240, 32550, 32864, 33180, 33852, 34125, 34286, 34720, 35945, 36400, 36456, 36735, 36750, 37200, 37920, 37975, 38220, 38688, 38710, 39000, 39184, 39200, 39494, 39500, 40300, 41080, 41475, 42000, 42315, 43134, 43400, 43680, 44240, 45136, 45500, 45570, 46452, 46500, 47400, 47775, 48360, 48608, 48980, 49000, 49296, 50323, 50375, 50960, 51350, 51429, 52000, 52080, 53088, 54250, 54600, 55300, 56420, 57512, 58065, 58776, 58800, 59241, 59250, 60450, 60760, 61152, 61225, 61620, 61936, 62000, 63200, 63674, 63700, 64480, 65100, 66360, 67704, 68250, 68572, 69125, 70525, 71890, 72800, 72912, 73470, 73500, 74400, 75950, 76440, 77025, 77420, 78000, 78368, 78988, 79000, 79625, 80600, 81375, 82160, 82950, 84000, 84630, 85715, 86268, 86800, 88480, 90272, 91000, 91140, 92904, 93000, 94800, 95511, 95550, 96720, 96775, 97960, 98000, 98592, 98735, 100646, 100750, 101920, 102700, 102858, 104160, 107835, 108500, 109200, 110600, 112840, 113925, 115024, 116130, 117552, 117600, 118482, 118500, 120001, 120900, 121520, 122450, 123240, 123872, 124000, 127348, 127400, 128375, 130200, 132720, 135408, 136500, 137144, 138250, 141050, 143780, 145824, 146940, 147000, 150969, 151125, 151900, 152880, 154050, 154840, 156000, 157976, 158000, 159185, 159250, 161200, 162750, 164320, 165900, 169260, 171430, 172536, 173600, 179725, 182000, 182280, 183675, 185808, 186000, 189600, 189875, 191022, 191100, 193440, 193550, 195920, 196000, 197470, 201292, 201500, 205400, 205716, 207375, 211575, 215670, 217000, 218400, 221200, 222859, 225680, 227850, 230048, 232260, 235104, 236964, 237000, 238875, 240002, 241800, 243040, 244900, 246480, 251615, 254696, 254800, 256750, 257145, 260400, 265440, 270816, 273000, 274288, 276500, 282100, 287560, 290325, 293880, 294000, 296205, 301938, 302250, 303800, 305760, 306125, 308100, 309680, 315952, 316000, 318370, 318500, 322400, 325500, 331800, 338520, 342860, 345072, 352625, 359450, 360003, 364000, 364560, 367350, 371616, 372000, 379750, 382044, 382200, 385125, 387100, 391840, 394940, 402584, 403000, 410800, 411432, 414750, 423150, 428575, 431340, 434000, 442400, 445718, 451360, 455700, 464520, 473928, 474000, 477555, 477750, 480004, 483600, 483875, 489800, 492960, 493675, 503230, 509392, 509600, 513500, 514290, 520800, 539175, 546000, 548576, 553000, 564200, 569625, 575120, 580650, 587760, 588000, 592410, 600005, 603876, 604500, 607600, 612250, 616200, 619360, 631904, 636740, 637000, 651000, 663600, 668577, 677040, 685720, 690144, 705250, 718900, 720006, 729120, 734700, 754845, 759500, 764088, 764400, 770250, 774200, 789880, 795925, 805168, 806000, 821600, 822864, 829500, 846300, 857150, 862680, 868000, 891436, 898625, 911400, 918375, 929040, 947856, 948000, 955110, 955500, 960008, 967200, 967750, 979600, 987350, 1006460, 1018784, 1027000, 1028580, 1057875, 1078350, 1092000, 1106000, 1114295, 1128400, 1139250, 1150240, 1161300, 1175520, 1184820, 1200010, 1207752, 1209000, 1215200, 1224500, 1232400, 1258075, 1273480, 1274000, 1285725, 1302000, 1327200, 1337154, 1354080, 1371440, 1410500, 1437800, 1440012, 1451625, 1469400, 1481025, 1509690, 1519000, 1528176, 1528800, 1540500, 1548400, 1560013, 1579760, 1591850, 1610336, 1612000, 1645728, 1659000, 1692600, 1714300, 1725360, 1782872, 1797250, 1800015, 1822800, 1836750, 1858080, 1895712, 1910220, 1911000, 1920016, 1935500, 1959200, 1974700, 2012920, 2054000, 2057160, 2115750, 2142875, 2156700, 2212000, 2228590, 2256800, 2278500, 2322600, 2369640, 2387775, 2400020, 2415504, 2418000, 2449000, 2464800, 2468375, 2516150, 2546960, 2548000, 2571450, 2604000, 2674308, 2695875, 2742880, 2821000, 2875600, 2880024, 2903250, 2938800, 2962050, 3000025, 3019380, 3038000, 3056352, 3081000, 3096800, 3120026, 3159520, 3183700, 3318000, 3342885, 3385200, 3428600, 3450720, 3565744, 3594500, 3600030, 3645600, 3673500, 3774225, 3820440, 3822000, 3840032, 3871000, 3949400, 3979625, 4025840, 4108000, 4114320, 4231500, 4285750, 4313400, 4457180, 4557000, 4645200, 4680039, 4739280, 4775550, 4800040, 4831008, 4836000, 4898000, 4936750, 5032300, 5093920, 5142900, 5348616, 5391750, 5571475, 5642000, 5751200, 5760048, 5806500, 5877600, 5924100, 6000050, 6038760, 6076000, 6162000, 6240052, 6290375, 6367400, 6428625, 6636000, 6685770, 6770400, 6857200, 7131488, 7189000, 7200060, 7347000, 7405125, 7548450, 7640880, 7644000, 7742000, 7800065, 7898800, 7959250, 8051680, 8228640, 8463000, 8571500, 8626800, 8914360, 9000075, 9114000, 9290400, 9360078, 9478560, 9551100, 9600080, 9796000, 9873500, 10064600, 10285800, 10697232, 10783500, 11142950, 11284000, 11520096, 11613000, 11848200, 11938875, 12000100, 12077520, 12324000, 12480104, 12580750, 12734800, 12857250, 13371540, 13714400, 14378000, 14400120, 14694000, 14810250, 15000125, 15096900, 15281760, 15484000, 15600130, 15797600, 15918500, 16714425, 16926000, 17143000, 17253600, 17828720, 18000150, 18228000, 18720156, 18871125, 19102200, 19200160, 19747000, 20129200, 20571600, 21394464, 21567000, 22285900, 23226000, 23400195, 23696400, 23877750, 24000200, 24155040, 24960208, 25161500, 25469600, 25714500, 26743080, 27857375, 28756000, 28800240, 29388000, 29620500, 30000250, 30193800, 31200260, 31837000, 33428850, 33852000, 34286000, 35657440, 36000300, 37440312, 37742250, 38204400, 39000325, 39494000, 40258400, 41143200, 43134000, 44571800, 45000375, 46452000, 46800390, 47392800, 47755500, 48000400, 49920416, 50323000, 51429000, 53486160, 55714750, 57600480, 59241000, 60000500, 60387600, 62400520, 63674000, 66857700, 68572000, 72000600, 74880624, 75484500, 76408800, 78000650, 78988000, 83572125, 86268000, 89143600, 90000750, 93600780, 95511000, 96000800, 100646000, 102858000, 106972320, 111429500, 117000975, 118482000, 120001000, 120775200, 124801040, 127348000, 133715400, 144001200, 149761248, 150969000, 156001300, 167144250, 178287200, 180001500, 187201560, 191022000, 195001625, 201292000, 205716000, 222859000, 234001950, 236964000, 240002000, 249602080, 267430800, 288002400, 301938000, 312002600, 334288500, 360003000, 374403120, 382044000, 390003250, 445718000, 468003900, 480004000, 534861600, 585004875, 603876000, 624005200, 668577000, 720006000, 748806240, 780006500, 891436000, 936007800, 1170009750, 1248010400, 1337154000, 1440012000, 1560013000, 1872015600, 2340019500, 2674308000, 3120026000, 3744031200, 4680039000, 6240052000, 9360078000, 18720156000]

約数ペア:

[(1, 18720156000), (2, 9360078000), (3, 6240052000), (4, 4680039000), (5, 3744031200), (6, 3120026000), (7, 2674308000), (8, 2340019500), (10, 1872015600), (12, 1560013000), (13, 1440012000), (14, 1337154000), (15, 1248010400), (16, 1170009750), (20, 936007800), (21, 891436000), (24, 780006500), (25, 748806240), (26, 720006000), (28, 668577000), (30, 624005200), (31, 603876000), (32, 585004875), (35, 534861600), (39, 480004000), (40, 468003900), (42, 445718000), (48, 390003250), (49, 382044000), (50, 374403120), (52, 360003000), (56, 334288500), (60, 312002600), (62, 301938000), (65, 288002400), (70, 267430800), (75, 249602080), (78, 240002000), (79, 236964000), (80, 234001950), (84, 222859000), (91, 205716000), (93, 201292000), (96, 195001625), (98, 191022000), (100, 187201560), (104, 180001500), (105, 178287200), (112, 167144250), (120, 156001300), (124, 150969000), (125, 149761248), (130, 144001200), (140, 133715400), (147, 127348000), (150, 124801040), (155, 120775200), (156, 120001000), (158, 118482000), (160, 117000975), (168, 111429500), (175, 106972320), (182, 102858000), (186, 100646000), (195, 96000800), (196, 95511000), (200, 93600780), (208, 90000750), (210, 89143600), (217, 86268000), (224, 83572125), (237, 78988000), (240, 78000650), (245, 76408800), (248, 75484500), (250, 74880624), (260, 72000600), (273, 68572000), (280, 66857700), (294, 63674000), (300, 62400520), (310, 60387600), (312, 60000500), (316, 59241000), (325, 57600480), (336, 55714750), (350, 53486160), (364, 51429000), (372, 50323000), (375, 49920416), (390, 48000400), (392, 47755500), (395, 47392800), (400, 46800390), (403, 46452000), (416, 45000375), (420, 44571800), (434, 43134000), (455, 41143200), (465, 40258400), (474, 39494000), (480, 39000325), (490, 38204400), (496, 37742250), (500, 37440312), (520, 36000300), (525, 35657440), (546, 34286000), (553, 33852000), (560, 33428850), (588, 31837000), (600, 31200260), (620, 30193800), (624, 30000250), (632, 29620500), (637, 29388000), (650, 28800240), (651, 28756000), (672, 27857375), (700, 26743080), (728, 25714500), (735, 25469600), (744, 25161500), (750, 24960208), (775, 24155040), (780, 24000200), (784, 23877750), (790, 23696400), (800, 23400195), (806, 23226000), (840, 22285900), (868, 21567000), (875, 21394464), (910, 20571600), (930, 20129200), (948, 19747000), (975, 19200160), (980, 19102200), (992, 18871125), (1000, 18720156), (1027, 18228000), (1040, 18000150), (1050, 17828720), (1085, 17253600), (1092, 17143000), (1106, 16926000), (1120, 16714425), (1176, 15918500), (1185, 15797600), (1200, 15600130), (1209, 15484000), (1225, 15281760), (1240, 15096900), (1248, 15000125), (1264, 14810250), (1274, 14694000), (1300, 14400120), (1302, 14378000), (1365, 13714400), (1400, 13371540), (1456, 12857250), (1470, 12734800), (1488, 12580750), (1500, 12480104), (1519, 12324000), (1550, 12077520), (1560, 12000100), (1568, 11938875), (1580, 11848200), (1612, 11613000), (1625, 11520096), (1659, 11284000), (1680, 11142950), (1736, 10783500), (1750, 10697232), (1820, 10285800), (1860, 10064600), (1896, 9873500), (1911, 9796000), (1950, 9600080), (1960, 9551100), (1975, 9478560), (2000, 9360078), (2015, 9290400), (2054, 9114000), (2080, 9000075), (2100, 8914360), (2170, 8626800), (2184, 8571500), (2212, 8463000), (2275, 8228640), (2325, 8051680), (2352, 7959250), (2370, 7898800), (2400, 7800065), (2418, 7742000), (2449, 7644000), (2450, 7640880), (2480, 7548450), (2528, 7405125), (2548, 7347000), (2600, 7200060), (2604, 7189000), (2625, 7131488), (2730, 6857200), (2765, 6770400), (2800, 6685770), (2821, 6636000), (2912, 6428625), (2940, 6367400), (2976, 6290375), (3000, 6240052), (3038, 6162000), (3081, 6076000), (3100, 6038760), (3120, 6000050), (3160, 5924100), (3185, 5877600), (3224, 5806500), (3250, 5760048), (3255, 5751200), (3318, 5642000), (3360, 5571475), (3472, 5391750), (3500, 5348616), (3640, 5142900), (3675, 5093920), (3720, 5032300), (3792, 4936750), (3822, 4898000), (3871, 4836000), (3875, 4831008), (3900, 4800040), (3920, 4775550), (3950, 4739280), (4000, 4680039), (4030, 4645200), (4108, 4557000), (4200, 4457180), (4340, 4313400), (4368, 4285750), (4424, 4231500), (4550, 4114320), (4557, 4108000), (4650, 4025840), (4704, 3979625), (4740, 3949400), (4836, 3871000), (4875, 3840032), (4898, 3822000), (4900, 3820440), (4960, 3774225), (5096, 3673500), (5135, 3645600), (5200, 3600030), (5208, 3594500), (5250, 3565744), (5425, 3450720), (5460, 3428600), (5530, 3385200), (5600, 3342885), (5642, 3318000), (5880, 3183700), (5925, 3159520), (6000, 3120026), (6045, 3096800), (6076, 3081000), (6125, 3056352), (6162, 3038000), (6200, 3019380), (6240, 3000025), (6320, 2962050), (6370, 2938800), (6448, 2903250), (6500, 2880024), (6510, 2875600), (6636, 2821000), (6825, 2742880), (6944, 2695875), (7000, 2674308), (7189, 2604000), (7280, 2571450), (7347, 2548000), (7350, 2546960), (7440, 2516150), (7584, 2468375), (7595, 2464800), (7644, 2449000), (7742, 2418000), (7750, 2415504), (7800, 2400020), (7840, 2387775), (7900, 2369640), (8060, 2322600), (8216, 2278500), (8295, 2256800), (8400, 2228590), (8463, 2212000), (8680, 2156700), (8736, 2142875), (8848, 2115750), (9100, 2057160), (9114, 2054000), (9300, 2012920), (9480, 1974700), (9555, 1959200), (9672, 1935500), (9750, 1920016), (9796, 1911000), (9800, 1910220), (9875, 1895712), (10075, 1858080), (10192, 1836750), (10270, 1822800), (10400, 1800015), (10416, 1797250), (10500, 1782872), (10850, 1725360), (10920, 1714300), (11060, 1692600), (11284, 1659000), (11375, 1645728), (11613, 1612000), (11625, 1610336), (11760, 1591850), (11850, 1579760), (12000, 1560013), (12090, 1548400), (12152, 1540500), (12245, 1528800), (12250, 1528176), (12324, 1519000), (12400, 1509690), (12640, 1481025), (12740, 1469400), (12896, 1451625), (13000, 1440012), (13020, 1437800), (13272, 1410500), (13650, 1371440), (13825, 1354080), (14000, 1337154), (14105, 1327200), (14378, 1302000), (14560, 1285725), (14694, 1274000), (14700, 1273480), (14880, 1258075), (15190, 1232400), (15288, 1224500), (15405, 1215200), (15484, 1209000), (15500, 1207752), (15600, 1200010), (15800, 1184820), (15925, 1175520), (16120, 1161300), (16275, 1150240), (16432, 1139250), (16590, 1128400), (16800, 1114295), (16926, 1106000), (17143, 1092000), (17360, 1078350), (17696, 1057875), (18200, 1028580), (18228, 1027000), (18375, 1018784), (18600, 1006460), (18960, 987350), (19110, 979600), (19344, 967750), (19355, 967200), (19500, 960008), (19592, 955500), (19600, 955110), (19747, 948000), (19750, 947856), (20150, 929040), (20384, 918375), (20540, 911400), (20832, 898625), (21000, 891436), (21567, 868000), (21700, 862680), (21840, 857150), (22120, 846300), (22568, 829500), (22750, 822864), (22785, 821600), (23226, 806000), (23250, 805168), (23520, 795925), (23700, 789880), (24180, 774200), (24304, 770250), (24490, 764400), (24500, 764088), (24648, 759500), (24800, 754845), (25480, 734700), (25675, 729120), (26000, 720006), (26040, 718900), (26544, 705250), (27125, 690144), (27300, 685720), (27650, 677040), (28000, 668577), (28210, 663600), (28756, 651000), (29388, 637000), (29400, 636740), (29625, 631904), (30225, 619360), (30380, 616200), (30576, 612250), (30810, 607600), (30968, 604500), (31000, 603876), (31200, 600005), (31600, 592410), (31837, 588000), (31850, 587760), (32240, 580650), (32550, 575120), (32864, 569625), (33180, 564200), (33852, 553000), (34125, 548576), (34286, 546000), (34720, 539175), (35945, 520800), (36400, 514290), (36456, 513500), (36735, 509600), (36750, 509392), (37200, 503230), (37920, 493675), (37975, 492960), (38220, 489800), (38688, 483875), (38710, 483600), (39000, 480004), (39184, 477750), (39200, 477555), (39494, 474000), (39500, 473928), (40300, 464520), (41080, 455700), (41475, 451360), (42000, 445718), (42315, 442400), (43134, 434000), (43400, 431340), (43680, 428575), (44240, 423150), (45136, 414750), (45500, 411432), (45570, 410800), (46452, 403000), (46500, 402584), (47400, 394940), (47775, 391840), (48360, 387100), (48608, 385125), (48980, 382200), (49000, 382044), (49296, 379750), (50323, 372000), (50375, 371616), (50960, 367350), (51350, 364560), (51429, 364000), (52000, 360003), (52080, 359450), (53088, 352625), (54250, 345072), (54600, 342860), (55300, 338520), (56420, 331800), (57512, 325500), (58065, 322400), (58776, 318500), (58800, 318370), (59241, 316000), (59250, 315952), (60450, 309680), (60760, 308100), (61152, 306125), (61225, 305760), (61620, 303800), (61936, 302250), (62000, 301938), (63200, 296205), (63674, 294000), (63700, 293880), (64480, 290325), (65100, 287560), (66360, 282100), (67704, 276500), (68250, 274288), (68572, 273000), (69125, 270816), (70525, 265440), (71890, 260400), (72800, 257145), (72912, 256750), (73470, 254800), (73500, 254696), (74400, 251615), (75950, 246480), (76440, 244900), (77025, 243040), (77420, 241800), (78000, 240002), (78368, 238875), (78988, 237000), (79000, 236964), (79625, 235104), (80600, 232260), (81375, 230048), (82160, 227850), (82950, 225680), (84000, 222859), (84630, 221200), (85715, 218400), (86268, 217000), (86800, 215670), (88480, 211575), (90272, 207375), (91000, 205716), (91140, 205400), (92904, 201500), (93000, 201292), (94800, 197470), (95511, 196000), (95550, 195920), (96720, 193550), (96775, 193440), (97960, 191100), (98000, 191022), (98592, 189875), (98735, 189600), (100646, 186000), (100750, 185808), (101920, 183675), (102700, 182280), (102858, 182000), (104160, 179725), (107835, 173600), (108500, 172536), (109200, 171430), (110600, 169260), (112840, 165900), (113925, 164320), (115024, 162750), (116130, 161200), (117552, 159250), (117600, 159185), (118482, 158000), (118500, 157976), (120001, 156000), (120900, 154840), (121520, 154050), (122450, 152880), (123240, 151900), (123872, 151125), (124000, 150969), (127348, 147000), (127400, 146940), (128375, 145824), (130200, 143780), (132720, 141050), (135408, 138250), (136500, 137144)]