87870120

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{79}}^1$

素因数の和:160

約数の個数: 256

約数和(自身を含む): 309657600

約数和(自身を除く): 221787480

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 23, 24, 26, 30, 31, 39, 40, 46, 52, 60, 62, 65, 69, 78, 79, 92, 93, 104, 115, 120, 124, 130, 138, 155, 156, 158, 184, 186, 195, 230, 237, 248, 260, 276, 299, 310, 312, 316, 345, 372, 390, 395, 403, 460, 465, 474, 520, 552, 598, 620, 632, 690, 713, 744, 780, 790, 806, 897, 920, 930, 948, 1027, 1185, 1196, 1209, 1240, 1380, 1426, 1495, 1560, 1580, 1612, 1794, 1817, 1860, 1896, 2015, 2054, 2139, 2370, 2392, 2418, 2449, 2760, 2852, 2990, 3081, 3160, 3224, 3565, 3588, 3634, 3720, 4030, 4108, 4278, 4485, 4740, 4836, 4898, 5135, 5451, 5704, 5980, 6045, 6162, 7130, 7176, 7268, 7347, 8060, 8216, 8556, 8970, 9085, 9269, 9480, 9672, 9796, 10270, 10695, 10902, 11960, 12090, 12245, 12324, 14260, 14536, 14694, 15405, 16120, 17112, 17940, 18170, 18538, 19592, 20540, 21390, 21804, 23621, 24180, 24490, 24648, 27255, 27807, 28520, 29388, 30810, 31837, 35880, 36340, 36735, 37076, 41080, 42780, 43608, 46345, 47242, 48360, 48980, 54510, 55614, 56327, 58776, 61620, 63674, 70863, 72680, 73470, 74152, 85560, 92690, 94484, 95511, 97960, 109020, 111228, 112654, 118105, 123240, 127348, 139035, 141726, 146940, 159185, 168981, 185380, 188968, 191022, 218040, 222456, 225308, 236210, 254696, 278070, 281635, 283452, 293880, 318370, 337962, 354315, 370760, 382044, 450616, 472420, 477555, 556140, 563270, 566904, 636740, 675924, 708630, 732251, 764088, 844905, 944840, 955110, 1112280, 1126540, 1273480, 1351848, 1417260, 1464502, 1689810, 1910220, 2196753, 2253080, 2834520, 2929004, 3379620, 3661255, 3820440, 4393506, 5858008, 6759240, 7322510, 8787012, 10983765, 14645020, 17574024, 21967530, 29290040, 43935060, 87870120]

約数ペア:

[(1, 87870120), (2, 43935060), (3, 29290040), (4, 21967530), (5, 17574024), (6, 14645020), (8, 10983765), (10, 8787012), (12, 7322510), (13, 6759240), (15, 5858008), (20, 4393506), (23, 3820440), (24, 3661255), (26, 3379620), (30, 2929004), (31, 2834520), (39, 2253080), (40, 2196753), (46, 1910220), (52, 1689810), (60, 1464502), (62, 1417260), (65, 1351848), (69, 1273480), (78, 1126540), (79, 1112280), (92, 955110), (93, 944840), (104, 844905), (115, 764088), (120, 732251), (124, 708630), (130, 675924), (138, 636740), (155, 566904), (156, 563270), (158, 556140), (184, 477555), (186, 472420), (195, 450616), (230, 382044), (237, 370760), (248, 354315), (260, 337962), (276, 318370), (299, 293880), (310, 283452), (312, 281635), (316, 278070), (345, 254696), (372, 236210), (390, 225308), (395, 222456), (403, 218040), (460, 191022), (465, 188968), (474, 185380), (520, 168981), (552, 159185), (598, 146940), (620, 141726), (632, 139035), (690, 127348), (713, 123240), (744, 118105), (780, 112654), (790, 111228), (806, 109020), (897, 97960), (920, 95511), (930, 94484), (948, 92690), (1027, 85560), (1185, 74152), (1196, 73470), (1209, 72680), (1240, 70863), (1380, 63674), (1426, 61620), (1495, 58776), (1560, 56327), (1580, 55614), (1612, 54510), (1794, 48980), (1817, 48360), (1860, 47242), (1896, 46345), (2015, 43608), (2054, 42780), (2139, 41080), (2370, 37076), (2392, 36735), (2418, 36340), (2449, 35880), (2760, 31837), (2852, 30810), (2990, 29388), (3081, 28520), (3160, 27807), (3224, 27255), (3565, 24648), (3588, 24490), (3634, 24180), (3720, 23621), (4030, 21804), (4108, 21390), (4278, 20540), (4485, 19592), (4740, 18538), (4836, 18170), (4898, 17940), (5135, 17112), (5451, 16120), (5704, 15405), (5980, 14694), (6045, 14536), (6162, 14260), (7130, 12324), (7176, 12245), (7268, 12090), (7347, 11960), (8060, 10902), (8216, 10695), (8556, 10270), (8970, 9796), (9085, 9672), (9269, 9480)]