20048988960

素因数分解:

$2^5\times 3^2\times 5^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{1987}}^1$

素因数の和:2046

約数の個数: 864

約数和(自身を含む): 93548250432

約数和(自身を除く): 73499261472

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 18, 20, 21, 22, 24, 26, 28, 30, 32, 33, 35, 36, 39, 40, 42, 44, 45, 48, 49, 52, 55, 56, 60, 63, 65, 66, 70, 72, 77, 78, 80, 84, 88, 90, 91, 96, 98, 99, 104, 105, 110, 112, 117, 120, 126, 130, 132, 140, 143, 144, 147, 154, 156, 160, 165, 168, 176, 180, 182, 195, 196, 198, 208, 210, 220, 224, 231, 234, 240, 245, 252, 260, 264, 273, 280, 286, 288, 294, 308, 312, 315, 330, 336, 352, 360, 364, 385, 390, 392, 396, 416, 420, 429, 440, 441, 455, 462, 468, 480, 490, 495, 504, 520, 528, 539, 546, 560, 572, 585, 588, 616, 624, 630, 637, 660, 672, 693, 715, 720, 728, 735, 770, 780, 784, 792, 819, 840, 858, 880, 882, 910, 924, 936, 980, 990, 1001, 1008, 1040, 1056, 1078, 1092, 1120, 1144, 1155, 1170, 1176, 1232, 1248, 1260, 1274, 1287, 1320, 1365, 1386, 1430, 1440, 1456, 1470, 1540, 1560, 1568, 1584, 1617, 1638, 1680, 1716, 1760, 1764, 1820, 1848, 1872, 1911, 1960, 1980, 1987, 2002, 2016, 2080, 2145, 2156, 2184, 2205, 2288, 2310, 2340, 2352, 2464, 2520, 2548, 2574, 2640, 2695, 2730, 2772, 2860, 2912, 2940, 3003, 3080, 3120, 3168, 3185, 3234, 3276, 3360, 3432, 3465, 3528, 3640, 3696, 3744, 3822, 3920, 3960, 3974, 4004, 4095, 4290, 4312, 4368, 4410, 4576, 4620, 4680, 4704, 4851, 5005, 5040, 5096, 5148, 5280, 5390, 5460, 5544, 5720, 5733, 5880, 5961, 6006, 6160, 6240, 6370, 6435, 6468, 6552, 6864, 6930, 7007, 7056, 7280, 7392, 7644, 7840, 7920, 7948, 8008, 8085, 8190, 8580, 8624, 8736, 8820, 9009, 9240, 9360, 9555, 9702, 9935, 10010, 10080, 10192, 10296, 10780, 10920, 11088, 11440, 11466, 11760, 11922, 12012, 12320, 12740, 12870, 12936, 13104, 13728, 13860, 13909, 14014, 14112, 14560, 15015, 15288, 15840, 15896, 16016, 16170, 16380, 17160, 17248, 17640, 17883, 18018, 18480, 18720, 19110, 19404, 19870, 20020, 20384, 20592, 21021, 21560, 21840, 21857, 22176, 22880, 22932, 23520, 23844, 24024, 24255, 25480, 25740, 25831, 25872, 26208, 27720, 27818, 28028, 28665, 29805, 30030, 30576, 31792, 32032, 32340, 32760, 34320, 35035, 35280, 35766, 36036, 36960, 38220, 38808, 39740, 40040, 41184, 41727, 42042, 43120, 43680, 43714, 45045, 45864, 47688, 48048, 48510, 50960, 51480, 51662, 51744, 55440, 55636, 56056, 57330, 59610, 60060, 61152, 63063, 63584, 64680, 65520, 65571, 68640, 69545, 70070, 70560, 71532, 72072, 76440, 77493, 77616, 79480, 80080, 83454, 84084, 86240, 87428, 89415, 90090, 91728, 95376, 96096, 97020, 97363, 101920, 102960, 103324, 105105, 109285, 110880, 111272, 112112, 114660, 119220, 120120, 125181, 126126, 129155, 129360, 131040, 131142, 139090, 140140, 143064, 144144, 152880, 152999, 154986, 155232, 158960, 160160, 166908, 168168, 174856, 178830, 180180, 180817, 183456, 190752, 194040, 194726, 196713, 205920, 206648, 208635, 210210, 218570, 222544, 224224, 229320, 232479, 238440, 240240, 250362, 252252, 258310, 258720, 262284, 278180, 280280, 284141, 286128, 288288, 292089, 305760, 305998, 309972, 315315, 317920, 327855, 333816, 336336, 349712, 357660, 360360, 361634, 387465, 388080, 389452, 393426, 413296, 417270, 420420, 437140, 445088, 458640, 458997, 464958, 476880, 480480, 486815, 500724, 504504, 516620, 524568, 542451, 556360, 560560, 568282, 572256, 584178, 611996, 619944, 625905, 630630, 655710, 667632, 672672, 699424, 715320, 720720, 723268, 764995, 774930, 776160, 778904, 786852, 826592, 834540, 840840, 852423, 874280, 876267, 904085, 917280, 917994, 929916, 953760, 973630, 983565, 1001448, 1009008, 1033240, 1049136, 1070993, 1084902, 1112720, 1121120, 1136564, 1162395, 1168356, 1223992, 1239888, 1251810, 1261260, 1265719, 1311420, 1335264, 1376991, 1420705, 1430640, 1441440, 1446536, 1460445, 1529990, 1549860, 1557808, 1573704, 1627353, 1669080, 1681680, 1704846, 1748560, 1752534, 1808170, 1835988, 1859832, 1947260, 1967130, 1988987, 2002896, 2018016, 2066480, 2098272, 2141986, 2169804, 2225440, 2273128, 2294985, 2324790, 2336712, 2447984, 2479776, 2503620, 2522520, 2531438, 2557269, 2622840, 2712255, 2753982, 2841410, 2861280, 2893072, 2920890, 3059980, 3099720, 3115616, 3147408, 3212979, 3254706, 3338160, 3363360, 3409692, 3497120, 3505068, 3616340, 3671976, 3719664, 3797157, 3894520, 3934260, 3977974, 4005792, 4132960, 4262115, 4283972, 4339608, 4381335, 4546256, 4589970, 4649580, 4673424, 4895968, 5007240, 5045040, 5062876, 5114538, 5245680, 5354965, 5424510, 5507964, 5682820, 5786144, 5841780, 5966961, 6119960, 6199440, 6294816, 6328595, 6425958, 6509412, 6676320, 6819384, 6884955, 7010136, 7232680, 7343952, 7439328, 7594314, 7789040, 7868520, 7955948, 8136765, 8524230, 8567944, 8679216, 8762670, 9092512, 9179940, 9299160, 9346848, 9638937, 9944935, 10014480, 10090080, 10125752, 10229076, 10491360, 10709930, 10849020, 11015928, 11365640, 11391471, 11683560, 11933922, 12239920, 12398880, 12657190, 12786345, 12851916, 13018824, 13638768, 13769910, 13922909, 14020272, 14465360, 14687904, 15188628, 15578080, 15737040, 15911896, 16064895, 16273530, 17048460, 17135888, 17358432, 17525340, 17900883, 18359880, 18598320, 18985785, 19277874, 19889870, 20028960, 20251504, 20458152, 21419860, 21698040, 22031856, 22731280, 22782942, 23367120, 23867844, 24479840, 25314380, 25572690, 25703832, 26037648, 27277536, 27539820, 27845818, 28040544, 28930720, 29834805, 30377256, 31474080, 31823792, 32129790, 32547060, 34096920, 34271776, 35050680, 35801766, 36719760, 37196640, 37971570, 38555748, 39779740, 40503008, 40916304, 41768727, 42839720, 43396080, 44063712, 45462560, 45565884, 46734240, 47735688, 48194685, 50628760, 51145380, 51407664, 52075296, 55079640, 55691636, 56957355, 59669610, 60754512, 63647584, 64259580, 65094120, 68193840, 69614545, 70101360, 71603532, 73439520, 75943140, 77111496, 79559480, 81832608, 83537454, 85679440, 86792160, 89504415, 91131768, 95471376, 96389370, 101257520, 102290760, 102815328, 110159280, 111383272, 113914710, 119339220, 121509024, 125306181, 128519160, 130188240, 136387680, 139229090, 140202720, 143207064, 151886280, 154222992, 159118960, 167074908, 171358880, 179008830, 182263536, 190942752, 192778740, 202515040, 204581520, 208843635, 220318560, 222766544, 227829420, 238678440, 250612362, 257038320, 260376480, 278458180, 286414128, 303772560, 308445984, 318237920, 334149816, 358017660, 364527072, 385557480, 409163040, 417687270, 445533088, 455658840, 477356880, 501224724, 514076640, 556916360, 572828256, 607545120, 626530905, 668299632, 716035320, 771114960, 835374540, 911317680, 954713760, 1002449448, 1113832720, 1253061810, 1336599264, 1432070640, 1542229920, 1670749080, 1822635360, 2004898896, 2227665440, 2506123620, 2864141280, 3341498160, 4009797792, 5012247240, 6682996320, 10024494480, 20048988960]

約数ペア:

[(1, 20048988960), (2, 10024494480), (3, 6682996320), (4, 5012247240), (5, 4009797792), (6, 3341498160), (7, 2864141280), (8, 2506123620), (9, 2227665440), (10, 2004898896), (11, 1822635360), (12, 1670749080), (13, 1542229920), (14, 1432070640), (15, 1336599264), (16, 1253061810), (18, 1113832720), (20, 1002449448), (21, 954713760), (22, 911317680), (24, 835374540), (26, 771114960), (28, 716035320), (30, 668299632), (32, 626530905), (33, 607545120), (35, 572828256), (36, 556916360), (39, 514076640), (40, 501224724), (42, 477356880), (44, 455658840), (45, 445533088), (48, 417687270), (49, 409163040), (52, 385557480), (55, 364527072), (56, 358017660), (60, 334149816), (63, 318237920), (65, 308445984), (66, 303772560), (70, 286414128), (72, 278458180), (77, 260376480), (78, 257038320), (80, 250612362), (84, 238678440), (88, 227829420), (90, 222766544), (91, 220318560), (96, 208843635), (98, 204581520), (99, 202515040), (104, 192778740), (105, 190942752), (110, 182263536), (112, 179008830), (117, 171358880), (120, 167074908), (126, 159118960), (130, 154222992), (132, 151886280), (140, 143207064), (143, 140202720), (144, 139229090), (147, 136387680), (154, 130188240), (156, 128519160), (160, 125306181), (165, 121509024), (168, 119339220), (176, 113914710), (180, 111383272), (182, 110159280), (195, 102815328), (196, 102290760), (198, 101257520), (208, 96389370), (210, 95471376), (220, 91131768), (224, 89504415), (231, 86792160), (234, 85679440), (240, 83537454), (245, 81832608), (252, 79559480), (260, 77111496), (264, 75943140), (273, 73439520), (280, 71603532), (286, 70101360), (288, 69614545), (294, 68193840), (308, 65094120), (312, 64259580), (315, 63647584), (330, 60754512), (336, 59669610), (352, 56957355), (360, 55691636), (364, 55079640), (385, 52075296), (390, 51407664), (392, 51145380), (396, 50628760), (416, 48194685), (420, 47735688), (429, 46734240), (440, 45565884), (441, 45462560), (455, 44063712), (462, 43396080), (468, 42839720), (480, 41768727), (490, 40916304), (495, 40503008), (504, 39779740), (520, 38555748), (528, 37971570), (539, 37196640), (546, 36719760), (560, 35801766), (572, 35050680), (585, 34271776), (588, 34096920), (616, 32547060), (624, 32129790), (630, 31823792), (637, 31474080), (660, 30377256), (672, 29834805), (693, 28930720), (715, 28040544), (720, 27845818), (728, 27539820), (735, 27277536), (770, 26037648), (780, 25703832), (784, 25572690), (792, 25314380), (819, 24479840), (840, 23867844), (858, 23367120), (880, 22782942), (882, 22731280), (910, 22031856), (924, 21698040), (936, 21419860), (980, 20458152), (990, 20251504), (1001, 20028960), (1008, 19889870), (1040, 19277874), (1056, 18985785), (1078, 18598320), (1092, 18359880), (1120, 17900883), (1144, 17525340), (1155, 17358432), (1170, 17135888), (1176, 17048460), (1232, 16273530), (1248, 16064895), (1260, 15911896), (1274, 15737040), (1287, 15578080), (1320, 15188628), (1365, 14687904), (1386, 14465360), (1430, 14020272), (1440, 13922909), (1456, 13769910), (1470, 13638768), (1540, 13018824), (1560, 12851916), (1568, 12786345), (1584, 12657190), (1617, 12398880), (1638, 12239920), (1680, 11933922), (1716, 11683560), (1760, 11391471), (1764, 11365640), (1820, 11015928), (1848, 10849020), (1872, 10709930), (1911, 10491360), (1960, 10229076), (1980, 10125752), (1987, 10090080), (2002, 10014480), (2016, 9944935), (2080, 9638937), (2145, 9346848), (2156, 9299160), (2184, 9179940), (2205, 9092512), (2288, 8762670), (2310, 8679216), (2340, 8567944), (2352, 8524230), (2464, 8136765), (2520, 7955948), (2548, 7868520), (2574, 7789040), (2640, 7594314), (2695, 7439328), (2730, 7343952), (2772, 7232680), (2860, 7010136), (2912, 6884955), (2940, 6819384), (3003, 6676320), (3080, 6509412), (3120, 6425958), (3168, 6328595), (3185, 6294816), (3234, 6199440), (3276, 6119960), (3360, 5966961), (3432, 5841780), (3465, 5786144), (3528, 5682820), (3640, 5507964), (3696, 5424510), (3744, 5354965), (3822, 5245680), (3920, 5114538), (3960, 5062876), (3974, 5045040), (4004, 5007240), (4095, 4895968), (4290, 4673424), (4312, 4649580), (4368, 4589970), (4410, 4546256), (4576, 4381335), (4620, 4339608), (4680, 4283972), (4704, 4262115), (4851, 4132960), (5005, 4005792), (5040, 3977974), (5096, 3934260), (5148, 3894520), (5280, 3797157), (5390, 3719664), (5460, 3671976), (5544, 3616340), (5720, 3505068), (5733, 3497120), (5880, 3409692), (5961, 3363360), (6006, 3338160), (6160, 3254706), (6240, 3212979), (6370, 3147408), (6435, 3115616), (6468, 3099720), (6552, 3059980), (6864, 2920890), (6930, 2893072), (7007, 2861280), (7056, 2841410), (7280, 2753982), (7392, 2712255), (7644, 2622840), (7840, 2557269), (7920, 2531438), (7948, 2522520), (8008, 2503620), (8085, 2479776), (8190, 2447984), (8580, 2336712), (8624, 2324790), (8736, 2294985), (8820, 2273128), (9009, 2225440), (9240, 2169804), (9360, 2141986), (9555, 2098272), (9702, 2066480), (9935, 2018016), (10010, 2002896), (10080, 1988987), (10192, 1967130), (10296, 1947260), (10780, 1859832), (10920, 1835988), (11088, 1808170), (11440, 1752534), (11466, 1748560), (11760, 1704846), (11922, 1681680), (12012, 1669080), (12320, 1627353), (12740, 1573704), (12870, 1557808), (12936, 1549860), (13104, 1529990), (13728, 1460445), (13860, 1446536), (13909, 1441440), (14014, 1430640), (14112, 1420705), (14560, 1376991), (15015, 1335264), (15288, 1311420), (15840, 1265719), (15896, 1261260), (16016, 1251810), (16170, 1239888), (16380, 1223992), (17160, 1168356), (17248, 1162395), (17640, 1136564), (17883, 1121120), (18018, 1112720), (18480, 1084902), (18720, 1070993), (19110, 1049136), (19404, 1033240), (19870, 1009008), (20020, 1001448), (20384, 983565), (20592, 973630), (21021, 953760), (21560, 929916), (21840, 917994), (21857, 917280), (22176, 904085), (22880, 876267), (22932, 874280), (23520, 852423), (23844, 840840), (24024, 834540), (24255, 826592), (25480, 786852), (25740, 778904), (25831, 776160), (25872, 774930), (26208, 764995), (27720, 723268), (27818, 720720), (28028, 715320), (28665, 699424), (29805, 672672), (30030, 667632), (30576, 655710), (31792, 630630), (32032, 625905), (32340, 619944), (32760, 611996), (34320, 584178), (35035, 572256), (35280, 568282), (35766, 560560), (36036, 556360), (36960, 542451), (38220, 524568), (38808, 516620), (39740, 504504), (40040, 500724), (41184, 486815), (41727, 480480), (42042, 476880), (43120, 464958), (43680, 458997), (43714, 458640), (45045, 445088), (45864, 437140), (47688, 420420), (48048, 417270), (48510, 413296), (50960, 393426), (51480, 389452), (51662, 388080), (51744, 387465), (55440, 361634), (55636, 360360), (56056, 357660), (57330, 349712), (59610, 336336), (60060, 333816), (61152, 327855), (63063, 317920), (63584, 315315), (64680, 309972), (65520, 305998), (65571, 305760), (68640, 292089), (69545, 288288), (70070, 286128), (70560, 284141), (71532, 280280), (72072, 278180), (76440, 262284), (77493, 258720), (77616, 258310), (79480, 252252), (80080, 250362), (83454, 240240), (84084, 238440), (86240, 232479), (87428, 229320), (89415, 224224), (90090, 222544), (91728, 218570), (95376, 210210), (96096, 208635), (97020, 206648), (97363, 205920), (101920, 196713), (102960, 194726), (103324, 194040), (105105, 190752), (109285, 183456), (110880, 180817), (111272, 180180), (112112, 178830), (114660, 174856), (119220, 168168), (120120, 166908), (125181, 160160), (126126, 158960), (129155, 155232), (129360, 154986), (131040, 152999), (131142, 152880), (139090, 144144), (140140, 143064)]