19959660000

素因数分解:

$2^5\times 3^2\times 5^4\times 7^2\times {\mathrm{31}}^1\times {\mathrm{73}}^1$

素因数の和:154

約数の個数: 1080

約数和(自身を含む): 86335913664

約数和(自身を除く): 66376253664

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 25, 28, 30, 31, 32, 35, 36, 40, 42, 45, 48, 49, 50, 56, 60, 62, 63, 70, 72, 73, 75, 80, 84, 90, 93, 96, 98, 100, 105, 112, 120, 124, 125, 126, 140, 144, 146, 147, 150, 155, 160, 168, 175, 180, 186, 196, 200, 210, 217, 219, 224, 225, 240, 245, 248, 250, 252, 279, 280, 288, 292, 294, 300, 310, 315, 336, 350, 360, 365, 372, 375, 392, 400, 420, 434, 438, 441, 450, 465, 480, 490, 496, 500, 504, 511, 525, 558, 560, 584, 588, 600, 620, 625, 630, 651, 657, 672, 700, 720, 730, 735, 744, 750, 775, 784, 800, 840, 868, 875, 876, 882, 900, 930, 980, 992, 1000, 1008, 1022, 1050, 1085, 1095, 1116, 1120, 1125, 1168, 1176, 1200, 1225, 1240, 1250, 1260, 1302, 1314, 1395, 1400, 1440, 1460, 1470, 1488, 1500, 1519, 1533, 1550, 1568, 1575, 1680, 1736, 1750, 1752, 1764, 1800, 1825, 1860, 1875, 1953, 1960, 2000, 2016, 2044, 2100, 2170, 2190, 2205, 2232, 2250, 2263, 2325, 2336, 2352, 2400, 2450, 2480, 2500, 2520, 2555, 2604, 2625, 2628, 2790, 2800, 2920, 2940, 2976, 3000, 3038, 3066, 3100, 3150, 3255, 3285, 3360, 3472, 3500, 3504, 3528, 3577, 3600, 3650, 3675, 3720, 3750, 3875, 3906, 3920, 4000, 4088, 4200, 4340, 4375, 4380, 4410, 4464, 4500, 4526, 4557, 4599, 4650, 4704, 4900, 4960, 5000, 5040, 5110, 5208, 5250, 5256, 5425, 5475, 5580, 5600, 5625, 5840, 5880, 6000, 6076, 6125, 6132, 6200, 6300, 6510, 6570, 6789, 6944, 6975, 7000, 7008, 7056, 7154, 7200, 7300, 7350, 7440, 7500, 7595, 7665, 7750, 7812, 7840, 7875, 8176, 8400, 8680, 8750, 8760, 8820, 8928, 9000, 9052, 9114, 9125, 9198, 9300, 9765, 9800, 10000, 10080, 10220, 10416, 10500, 10512, 10731, 10850, 10950, 11025, 11160, 11250, 11315, 11625, 11680, 11760, 12000, 12152, 12250, 12264, 12400, 12600, 12775, 13020, 13125, 13140, 13578, 13671, 13950, 14000, 14112, 14308, 14600, 14700, 14880, 15000, 15190, 15330, 15500, 15624, 15750, 15841, 16275, 16352, 16425, 16800, 17360, 17500, 17520, 17640, 17885, 18000, 18104, 18228, 18250, 18375, 18396, 18600, 19375, 19530, 19600, 20000, 20367, 20440, 20832, 21000, 21024, 21462, 21700, 21900, 22050, 22320, 22500, 22630, 22785, 22995, 23250, 23520, 24304, 24500, 24528, 24800, 25200, 25550, 26040, 26250, 26280, 27125, 27156, 27342, 27375, 27900, 28000, 28616, 29200, 29400, 30000, 30380, 30625, 30660, 31000, 31248, 31500, 31682, 32193, 32550, 32850, 33945, 34720, 34875, 35000, 35040, 35280, 35770, 36000, 36208, 36456, 36500, 36750, 36792, 37200, 37975, 38325, 38750, 39060, 39200, 39375, 40734, 40880, 42000, 42924, 43400, 43800, 44100, 44640, 45000, 45260, 45570, 45625, 45990, 46500, 47523, 48608, 48825, 49000, 49056, 50400, 51100, 52080, 52500, 52560, 53655, 54250, 54312, 54684, 54750, 55125, 55800, 56575, 57232, 58125, 58400, 58800, 60000, 60760, 61250, 61320, 62000, 62496, 63000, 63364, 63875, 64386, 65100, 65700, 67890, 68355, 69750, 70000, 70560, 71540, 72416, 72912, 73000, 73500, 73584, 74400, 75950, 76650, 77500, 78120, 78750, 79205, 81375, 81468, 81760, 82125, 84000, 85848, 86800, 87600, 88200, 89425, 90000, 90520, 91140, 91250, 91875, 91980, 93000, 95046, 97650, 98000, 101835, 102200, 104160, 105000, 105120, 107310, 108500, 108624, 109368, 109500, 110250, 110887, 111600, 113150, 113925, 114464, 114975, 116250, 117600, 121520, 122500, 122640, 124000, 126000, 126728, 127750, 128772, 130200, 131400, 135625, 135780, 136710, 136875, 139500, 140000, 142569, 143080, 145824, 146000, 147000, 147168, 151900, 153300, 155000, 156240, 157500, 158410, 160965, 162750, 162936, 164250, 169725, 171696, 173600, 174375, 175200, 176400, 178850, 180000, 181040, 182280, 182500, 183750, 183960, 186000, 189875, 190092, 191625, 195300, 196000, 203670, 204400, 210000, 214620, 217000, 217248, 218736, 219000, 220500, 221774, 223200, 226300, 227850, 229950, 232500, 237615, 243040, 244125, 245000, 245280, 252000, 253456, 255500, 257544, 260400, 262800, 268275, 271250, 271560, 273420, 273750, 275625, 279000, 282875, 285138, 286160, 292000, 294000, 303800, 306600, 310000, 312480, 315000, 316820, 319375, 321930, 325500, 325872, 328500, 332661, 339450, 341775, 343392, 348750, 352800, 357700, 362080, 364560, 365000, 367500, 367920, 372000, 379750, 380184, 383250, 390600, 396025, 406875, 407340, 408800, 410625, 420000, 429240, 434000, 437472, 438000, 441000, 443548, 447125, 452600, 455700, 459900, 465000, 475230, 488250, 490000, 506912, 509175, 511000, 515088, 520800, 525600, 536550, 542500, 543120, 546840, 547500, 551250, 554435, 558000, 565750, 569625, 570276, 572320, 574875, 588000, 607600, 613200, 620000, 630000, 633640, 638750, 643860, 651000, 651744, 657000, 665322, 678900, 683550, 697500, 712845, 715400, 729120, 730000, 735000, 735840, 759500, 760368, 766500, 781200, 792050, 804825, 813750, 814680, 821250, 848625, 858480, 868000, 876000, 882000, 887096, 894250, 905200, 911400, 919800, 930000, 949375, 950460, 958125, 976500, 980000, 997983, 1018350, 1022000, 1030176, 1073100, 1085000, 1086240, 1093680, 1095000, 1102500, 1108870, 1116000, 1131500, 1139250, 1140552, 1149750, 1188075, 1215200, 1220625, 1226400, 1260000, 1267280, 1277500, 1287720, 1302000, 1314000, 1330644, 1341375, 1357800, 1367100, 1395000, 1414375, 1425690, 1430800, 1460000, 1470000, 1519000, 1520736, 1533000, 1562400, 1584100, 1609650, 1627500, 1629360, 1642500, 1663305, 1697250, 1708875, 1716960, 1764000, 1774192, 1788500, 1810400, 1822800, 1839600, 1860000, 1898750, 1900920, 1916250, 1953000, 1980125, 1995966, 2036700, 2044000, 2146200, 2170000, 2187360, 2190000, 2205000, 2217740, 2235625, 2263000, 2278500, 2281104, 2299500, 2376150, 2441250, 2534560, 2545875, 2555000, 2575440, 2604000, 2628000, 2661288, 2682750, 2715600, 2734200, 2772175, 2790000, 2828750, 2848125, 2851380, 2861600, 2874375, 2940000, 3038000, 3066000, 3168200, 3219300, 3255000, 3258720, 3285000, 3326610, 3394500, 3417750, 3548384, 3564225, 3577000, 3645600, 3679200, 3797500, 3801840, 3832500, 3906000, 3960250, 3991932, 4024125, 4073400, 4243125, 4292400, 4340000, 4380000, 4410000, 4435480, 4471250, 4526000, 4557000, 4562208, 4599000, 4752300, 4882500, 4989915, 5091750, 5110000, 5150880, 5322576, 5365500, 5431200, 5468400, 5544350, 5580000, 5657500, 5696250, 5702760, 5748750, 5940375, 6076000, 6132000, 6336400, 6438600, 6510000, 6570000, 6653220, 6706875, 6789000, 6835500, 7128450, 7154000, 7595000, 7603680, 7665000, 7812000, 7920500, 7983864, 8048250, 8146800, 8316525, 8486250, 8544375, 8584800, 8820000, 8870960, 8942500, 9052000, 9114000, 9198000, 9504600, 9765000, 9900625, 9979830, 10183500, 10220000, 10645152, 10731000, 10936800, 11088700, 11315000, 11392500, 11405520, 11497500, 11880750, 12672800, 12729375, 12877200, 13020000, 13140000, 13306440, 13413750, 13578000, 13671000, 13860875, 14256900, 14308000, 15190000, 15330000, 15841000, 15967728, 16096500, 16293600, 16633050, 16972500, 17088750, 17741920, 17821125, 17885000, 18228000, 18396000, 19009200, 19530000, 19801250, 19959660, 20120625, 20367000, 21462000, 22177400, 22630000, 22785000, 22811040, 22995000, 23761500, 24949575, 25458750, 25754400, 26612880, 26827500, 27156000, 27342000, 27721750, 28513800, 29701875, 30380000, 30660000, 31682000, 31935456, 32193000, 33266100, 33945000, 34177500, 35642250, 35770000, 38018400, 39060000, 39602500, 39919320, 40241250, 40734000, 41582625, 42924000, 44354800, 45260000, 45570000, 45990000, 47523000, 49899150, 50917500, 53225760, 53655000, 54684000, 55443500, 57027600, 59403750, 63364000, 64386000, 66532200, 67890000, 68355000, 69304375, 71284500, 71540000, 79205000, 79838640, 80482500, 81468000, 83165250, 88709600, 89105625, 91140000, 91980000, 95046000, 99798300, 101835000, 107310000, 110887000, 114055200, 118807500, 124747875, 128772000, 133064400, 135780000, 136710000, 138608750, 142569000, 158410000, 159677280, 160965000, 166330500, 178211250, 190092000, 199596600, 203670000, 207913125, 214620000, 221774000, 237615000, 249495750, 266128800, 273420000, 277217500, 285138000, 316820000, 321930000, 332661000, 356422500, 399193200, 407340000, 415826250, 443548000, 475230000, 498991500, 554435000, 570276000, 623739375, 643860000, 665322000, 712845000, 798386400, 831652500, 950460000, 997983000, 1108870000, 1247478750, 1330644000, 1425690000, 1663305000, 1995966000, 2217740000, 2494957500, 2851380000, 3326610000, 3991932000, 4989915000, 6653220000, 9979830000, 19959660000]

約数ペア:

[(1, 19959660000), (2, 9979830000), (3, 6653220000), (4, 4989915000), (5, 3991932000), (6, 3326610000), (7, 2851380000), (8, 2494957500), (9, 2217740000), (10, 1995966000), (12, 1663305000), (14, 1425690000), (15, 1330644000), (16, 1247478750), (18, 1108870000), (20, 997983000), (21, 950460000), (24, 831652500), (25, 798386400), (28, 712845000), (30, 665322000), (31, 643860000), (32, 623739375), (35, 570276000), (36, 554435000), (40, 498991500), (42, 475230000), (45, 443548000), (48, 415826250), (49, 407340000), (50, 399193200), (56, 356422500), (60, 332661000), (62, 321930000), (63, 316820000), (70, 285138000), (72, 277217500), (73, 273420000), (75, 266128800), (80, 249495750), (84, 237615000), (90, 221774000), (93, 214620000), (96, 207913125), (98, 203670000), (100, 199596600), (105, 190092000), (112, 178211250), (120, 166330500), (124, 160965000), (125, 159677280), (126, 158410000), (140, 142569000), (144, 138608750), (146, 136710000), (147, 135780000), (150, 133064400), (155, 128772000), (160, 124747875), (168, 118807500), (175, 114055200), (180, 110887000), (186, 107310000), (196, 101835000), (200, 99798300), (210, 95046000), (217, 91980000), (219, 91140000), (224, 89105625), (225, 88709600), (240, 83165250), (245, 81468000), (248, 80482500), (250, 79838640), (252, 79205000), (279, 71540000), (280, 71284500), (288, 69304375), (292, 68355000), (294, 67890000), (300, 66532200), (310, 64386000), (315, 63364000), (336, 59403750), (350, 57027600), (360, 55443500), (365, 54684000), (372, 53655000), (375, 53225760), (392, 50917500), (400, 49899150), (420, 47523000), (434, 45990000), (438, 45570000), (441, 45260000), (450, 44354800), (465, 42924000), (480, 41582625), (490, 40734000), (496, 40241250), (500, 39919320), (504, 39602500), (511, 39060000), (525, 38018400), (558, 35770000), (560, 35642250), (584, 34177500), (588, 33945000), (600, 33266100), (620, 32193000), (625, 31935456), (630, 31682000), (651, 30660000), (657, 30380000), (672, 29701875), (700, 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10645152), (1953, 10220000), (1960, 10183500), (2000, 9979830), (2016, 9900625), (2044, 9765000), (2100, 9504600), (2170, 9198000), (2190, 9114000), (2205, 9052000), (2232, 8942500), (2250, 8870960), (2263, 8820000), (2325, 8584800), (2336, 8544375), (2352, 8486250), (2400, 8316525), (2450, 8146800), (2480, 8048250), (2500, 7983864), (2520, 7920500), (2555, 7812000), (2604, 7665000), (2625, 7603680), (2628, 7595000), (2790, 7154000), (2800, 7128450), (2920, 6835500), (2940, 6789000), (2976, 6706875), (3000, 6653220), (3038, 6570000), (3066, 6510000), (3100, 6438600), (3150, 6336400), (3255, 6132000), (3285, 6076000), (3360, 5940375), (3472, 5748750), (3500, 5702760), (3504, 5696250), (3528, 5657500), (3577, 5580000), (3600, 5544350), (3650, 5468400), (3675, 5431200), (3720, 5365500), (3750, 5322576), (3875, 5150880), (3906, 5110000), (3920, 5091750), (4000, 4989915), (4088, 4882500), (4200, 4752300), (4340, 4599000), (4375, 4562208), (4380, 4557000), (4410, 4526000), (4464, 4471250), (4500, 4435480), (4526, 4410000), (4557, 4380000), (4599, 4340000), (4650, 4292400), (4704, 4243125), (4900, 4073400), (4960, 4024125), (5000, 3991932), (5040, 3960250), (5110, 3906000), (5208, 3832500), (5250, 3801840), (5256, 3797500), (5425, 3679200), (5475, 3645600), (5580, 3577000), (5600, 3564225), (5625, 3548384), (5840, 3417750), (5880, 3394500), (6000, 3326610), (6076, 3285000), (6125, 3258720), (6132, 3255000), (6200, 3219300), (6300, 3168200), (6510, 3066000), (6570, 3038000), (6789, 2940000), (6944, 2874375), (6975, 2861600), (7000, 2851380), (7008, 2848125), (7056, 2828750), (7154, 2790000), (7200, 2772175), (7300, 2734200), (7350, 2715600), (7440, 2682750), (7500, 2661288), (7595, 2628000), (7665, 2604000), (7750, 2575440), (7812, 2555000), (7840, 2545875), (7875, 2534560), (8176, 2441250), (8400, 2376150), (8680, 2299500), (8750, 2281104), (8760, 2278500), (8820, 2263000), (8928, 2235625), (9000, 2217740), (9052, 2205000), (9114, 2190000), (9125, 2187360), (9198, 2170000), (9300, 2146200), (9765, 2044000), (9800, 2036700), (10000, 1995966), (10080, 1980125), (10220, 1953000), (10416, 1916250), (10500, 1900920), (10512, 1898750), (10731, 1860000), (10850, 1839600), (10950, 1822800), (11025, 1810400), (11160, 1788500), (11250, 1774192), (11315, 1764000), (11625, 1716960), (11680, 1708875), (11760, 1697250), (12000, 1663305), (12152, 1642500), (12250, 1629360), (12264, 1627500), (12400, 1609650), (12600, 1584100), (12775, 1562400), (13020, 1533000), (13125, 1520736), (13140, 1519000), (13578, 1470000), (13671, 1460000), (13950, 1430800), (14000, 1425690), (14112, 1414375), (14308, 1395000), (14600, 1367100), (14700, 1357800), (14880, 1341375), (15000, 1330644), (15190, 1314000), (15330, 1302000), (15500, 1287720), (15624, 1277500), (15750, 1267280), (15841, 1260000), (16275, 1226400), (16352, 1220625), (16425, 1215200), (16800, 1188075), (17360, 1149750), (17500, 1140552), (17520, 1139250), (17640, 1131500), (17885, 1116000), (18000, 1108870), (18104, 1102500), (18228, 1095000), (18250, 1093680), (18375, 1086240), (18396, 1085000), (18600, 1073100), (19375, 1030176), (19530, 1022000), (19600, 1018350), (20000, 997983), (20367, 980000), (20440, 976500), (20832, 958125), (21000, 950460), (21024, 949375), (21462, 930000), (21700, 919800), (21900, 911400), (22050, 905200), (22320, 894250), (22500, 887096), (22630, 882000), (22785, 876000), (22995, 868000), (23250, 858480), (23520, 848625), (24304, 821250), (24500, 814680), (24528, 813750), (24800, 804825), (25200, 792050), (25550, 781200), (26040, 766500), (26250, 760368), (26280, 759500), (27125, 735840), (27156, 735000), (27342, 730000), (27375, 729120), (27900, 715400), (28000, 712845), (28616, 697500), (29200, 683550), (29400, 678900), (30000, 665322), (30380, 657000), (30625, 651744), (30660, 651000), (31000, 643860), (31248, 638750), (31500, 633640), (31682, 630000), (32193, 620000), (32550, 613200), (32850, 607600), (33945, 588000), (34720, 574875), (34875, 572320), (35000, 570276), (35040, 569625), (35280, 565750), (35770, 558000), (36000, 554435), (36208, 551250), (36456, 547500), (36500, 546840), (36750, 543120), (36792, 542500), (37200, 536550), (37975, 525600), (38325, 520800), (38750, 515088), (39060, 511000), (39200, 509175), (39375, 506912), (40734, 490000), (40880, 488250), (42000, 475230), (42924, 465000), (43400, 459900), (43800, 455700), (44100, 452600), (44640, 447125), (45000, 443548), (45260, 441000), (45570, 438000), (45625, 437472), (45990, 434000), (46500, 429240), (47523, 420000), (48608, 410625), (48825, 408800), (49000, 407340), (49056, 406875), (50400, 396025), (51100, 390600), (52080, 383250), (52500, 380184), (52560, 379750), (53655, 372000), (54250, 367920), (54312, 367500), (54684, 365000), (54750, 364560), (55125, 362080), (55800, 357700), (56575, 352800), (57232, 348750), (58125, 343392), (58400, 341775), (58800, 339450), (60000, 332661), (60760, 328500), (61250, 325872), (61320, 325500), (62000, 321930), (62496, 319375), (63000, 316820), (63364, 315000), (63875, 312480), (64386, 310000), (65100, 306600), (65700, 303800), (67890, 294000), (68355, 292000), (69750, 286160), (70000, 285138), (70560, 282875), (71540, 279000), (72416, 275625), (72912, 273750), (73000, 273420), (73500, 271560), (73584, 271250), (74400, 268275), (75950, 262800), (76650, 260400), (77500, 257544), (78120, 255500), (78750, 253456), (79205, 252000), (81375, 245280), (81468, 245000), (81760, 244125), (82125, 243040), (84000, 237615), (85848, 232500), (86800, 229950), (87600, 227850), (88200, 226300), (89425, 223200), (90000, 221774), (90520, 220500), (91140, 219000), (91250, 218736), (91875, 217248), (91980, 217000), (93000, 214620), (95046, 210000), (97650, 204400), (98000, 203670), (101835, 196000), (102200, 195300), (104160, 191625), (105000, 190092), (105120, 189875), (107310, 186000), (108500, 183960), (108624, 183750), (109368, 182500), (109500, 182280), (110250, 181040), (110887, 180000), (111600, 178850), (113150, 176400), (113925, 175200), (114464, 174375), (114975, 173600), (116250, 171696), (117600, 169725), (121520, 164250), (122500, 162936), (122640, 162750), (124000, 160965), (126000, 158410), (126728, 157500), (127750, 156240), (128772, 155000), (130200, 153300), (131400, 151900), (135625, 147168), (135780, 147000), (136710, 146000), (136875, 145824), (139500, 143080), (140000, 142569)]