870731680

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{757}}^1$

素因数の和:871

約数の個数: 192

約数和(自身を含む): 2567255040

約数和(自身を除く): 1696523360

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 26, 28, 32, 35, 40, 52, 56, 65, 70, 79, 80, 91, 104, 112, 130, 140, 158, 160, 182, 208, 224, 260, 280, 316, 364, 395, 416, 455, 520, 553, 560, 632, 728, 757, 790, 910, 1027, 1040, 1106, 1120, 1264, 1456, 1514, 1580, 1820, 2054, 2080, 2212, 2528, 2765, 2912, 3028, 3160, 3640, 3785, 4108, 4424, 5135, 5299, 5530, 6056, 6320, 7189, 7280, 7570, 8216, 8848, 9841, 10270, 10598, 11060, 12112, 12640, 14378, 14560, 15140, 16432, 17696, 19682, 20540, 21196, 22120, 24224, 26495, 28756, 30280, 32864, 35945, 39364, 41080, 42392, 44240, 49205, 52990, 57512, 59803, 60560, 68887, 71890, 78728, 82160, 84784, 88480, 98410, 105980, 115024, 119606, 121120, 137774, 143780, 157456, 164320, 169568, 196820, 211960, 230048, 239212, 275548, 287560, 299015, 314912, 344435, 393640, 418621, 423920, 478424, 551096, 575120, 598030, 688870, 777439, 787280, 837242, 847840, 956848, 1102192, 1150240, 1196060, 1377740, 1554878, 1574560, 1674484, 1913696, 2093105, 2204384, 2392120, 2755480, 3109756, 3348968, 3887195, 4186210, 4784240, 5442073, 5510960, 6219512, 6697936, 7774390, 8372420, 9568480, 10884146, 11021920, 12439024, 13395872, 15548780, 16744840, 21768292, 24878048, 27210365, 31097560, 33489680, 43536584, 54420730, 62195120, 66979360, 87073168, 108841460, 124390240, 174146336, 217682920, 435365840, 870731680]

約数ペア:

[(1, 870731680), (2, 435365840), (4, 217682920), (5, 174146336), (7, 124390240), (8, 108841460), (10, 87073168), (13, 66979360), (14, 62195120), (16, 54420730), (20, 43536584), (26, 33489680), (28, 31097560), (32, 27210365), (35, 24878048), (40, 21768292), (52, 16744840), (56, 15548780), (65, 13395872), (70, 12439024), (79, 11021920), (80, 10884146), (91, 9568480), (104, 8372420), (112, 7774390), (130, 6697936), (140, 6219512), (158, 5510960), (160, 5442073), (182, 4784240), (208, 4186210), (224, 3887195), (260, 3348968), (280, 3109756), (316, 2755480), (364, 2392120), (395, 2204384), (416, 2093105), (455, 1913696), (520, 1674484), (553, 1574560), (560, 1554878), (632, 1377740), (728, 1196060), (757, 1150240), (790, 1102192), (910, 956848), (1027, 847840), (1040, 837242), (1106, 787280), (1120, 777439), (1264, 688870), (1456, 598030), (1514, 575120), (1580, 551096), (1820, 478424), (2054, 423920), (2080, 418621), (2212, 393640), (2528, 344435), (2765, 314912), (2912, 299015), (3028, 287560), (3160, 275548), (3640, 239212), (3785, 230048), (4108, 211960), (4424, 196820), (5135, 169568), (5299, 164320), (5530, 157456), (6056, 143780), (6320, 137774), (7189, 121120), (7280, 119606), (7570, 115024), (8216, 105980), (8848, 98410), (9841, 88480), (10270, 84784), (10598, 82160), (11060, 78728), (12112, 71890), (12640, 68887), (14378, 60560), (14560, 59803), (15140, 57512), (16432, 52990), (17696, 49205), (19682, 44240), (20540, 42392), (21196, 41080), (22120, 39364), (24224, 35945), (26495, 32864), (28756, 30280)]