84001840

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{37}}^2\times {\mathrm{59}}^1$

素因数の和:159

約数の個数: 120

約数和(自身を含む): 219829680

約数和(自身を除く): 135827840

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 37, 40, 52, 59, 65, 74, 80, 104, 118, 130, 148, 185, 208, 236, 260, 295, 296, 370, 472, 481, 520, 590, 592, 740, 767, 944, 962, 1040, 1180, 1369, 1480, 1534, 1924, 2183, 2360, 2405, 2738, 2960, 3068, 3835, 3848, 4366, 4720, 4810, 5476, 6136, 6845, 7670, 7696, 8732, 9620, 10915, 10952, 12272, 13690, 15340, 17464, 17797, 19240, 21830, 21904, 27380, 28379, 30680, 34928, 35594, 38480, 43660, 54760, 56758, 61360, 71188, 80771, 87320, 88985, 109520, 113516, 141895, 142376, 161542, 174640, 177970, 227032, 283790, 284752, 323084, 355940, 403855, 454064, 567580, 646168, 711880, 807710, 1050023, 1135160, 1292336, 1423760, 1615420, 2100046, 2270320, 3230840, 4200092, 5250115, 6461680, 8400184, 10500230, 16800368, 21000460, 42000920, 84001840]

約数ペア:

[(1, 84001840), (2, 42000920), (4, 21000460), (5, 16800368), (8, 10500230), (10, 8400184), (13, 6461680), (16, 5250115), (20, 4200092), (26, 3230840), (37, 2270320), (40, 2100046), (52, 1615420), (59, 1423760), (65, 1292336), (74, 1135160), (80, 1050023), (104, 807710), (118, 711880), (130, 646168), (148, 567580), (185, 454064), (208, 403855), (236, 355940), (260, 323084), (295, 284752), (296, 283790), (370, 227032), (472, 177970), (481, 174640), (520, 161542), (590, 142376), (592, 141895), (740, 113516), (767, 109520), (944, 88985), (962, 87320), (1040, 80771), (1180, 71188), (1369, 61360), (1480, 56758), (1534, 54760), (1924, 43660), (2183, 38480), (2360, 35594), (2405, 34928), (2738, 30680), (2960, 28379), (3068, 27380), (3835, 21904), (3848, 21830), (4366, 19240), (4720, 17797), (4810, 17464), (5476, 15340), (6136, 13690), (6845, 12272), (7670, 10952), (7696, 10915), (8732, 9620)]