1290815760

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{5237}}^1$

素因数の和:5345

約数の個数: 160

約数和(自身を含む): 4364720640

約数和(自身を除く): 3073904880

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 39, 40, 48, 52, 60, 65, 78, 79, 80, 104, 120, 130, 156, 158, 195, 208, 237, 240, 260, 312, 316, 390, 395, 474, 520, 624, 632, 780, 790, 948, 1027, 1040, 1185, 1264, 1560, 1580, 1896, 2054, 2370, 3081, 3120, 3160, 3792, 4108, 4740, 5135, 5237, 6162, 6320, 8216, 9480, 10270, 10474, 12324, 15405, 15711, 16432, 18960, 20540, 20948, 24648, 26185, 30810, 31422, 41080, 41896, 49296, 52370, 61620, 62844, 68081, 78555, 82160, 83792, 104740, 123240, 125688, 136162, 157110, 204243, 209480, 246480, 251376, 272324, 314220, 340405, 408486, 413723, 418960, 544648, 628440, 680810, 816972, 827446, 1021215, 1089296, 1241169, 1256880, 1361620, 1633944, 1654892, 2042430, 2068615, 2482338, 2723240, 3267888, 3309784, 4084860, 4137230, 4964676, 5378399, 5446480, 6205845, 6619568, 8169720, 8274460, 9929352, 10756798, 12411690, 16135197, 16339440, 16548920, 19858704, 21513596, 24823380, 26891995, 32270394, 33097840, 43027192, 49646760, 53783990, 64540788, 80675985, 86054384, 99293520, 107567980, 129081576, 161351970, 215135960, 258163152, 322703940, 430271920, 645407880, 1290815760]

約数ペア:

[(1, 1290815760), (2, 645407880), (3, 430271920), (4, 322703940), (5, 258163152), (6, 215135960), (8, 161351970), (10, 129081576), (12, 107567980), (13, 99293520), (15, 86054384), (16, 80675985), (20, 64540788), (24, 53783990), (26, 49646760), (30, 43027192), (39, 33097840), (40, 32270394), (48, 26891995), (52, 24823380), (60, 21513596), (65, 19858704), (78, 16548920), (79, 16339440), (80, 16135197), (104, 12411690), (120, 10756798), (130, 9929352), (156, 8274460), (158, 8169720), (195, 6619568), (208, 6205845), (237, 5446480), (240, 5378399), (260, 4964676), (312, 4137230), (316, 4084860), (390, 3309784), (395, 3267888), (474, 2723240), (520, 2482338), (624, 2068615), (632, 2042430), (780, 1654892), (790, 1633944), (948, 1361620), (1027, 1256880), (1040, 1241169), (1185, 1089296), (1264, 1021215), (1560, 827446), (1580, 816972), (1896, 680810), (2054, 628440), (2370, 544648), (3081, 418960), (3120, 413723), (3160, 408486), (3792, 340405), (4108, 314220), (4740, 272324), (5135, 251376), (5237, 246480), (6162, 209480), (6320, 204243), (8216, 157110), (9480, 136162), (10270, 125688), (10474, 123240), (12324, 104740), (15405, 83792), (15711, 82160), (16432, 78555), (18960, 68081), (20540, 62844), (20948, 61620), (24648, 52370), (26185, 49296), (30810, 41896), (31422, 41080)]