1519960

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{79}}^1$

素因数の和:140

約数の個数: 64

約数和(自身を含む): 3830400

約数和(自身を除く): 2310440

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 37, 40, 52, 65, 74, 79, 104, 130, 148, 158, 185, 260, 296, 316, 370, 395, 481, 520, 632, 740, 790, 962, 1027, 1480, 1580, 1924, 2054, 2405, 2923, 3160, 3848, 4108, 4810, 5135, 5846, 8216, 9620, 10270, 11692, 14615, 19240, 20540, 23384, 29230, 37999, 41080, 58460, 75998, 116920, 151996, 189995, 303992, 379990, 759980, 1519960]

約数ペア:

[(1, 1519960), (2, 759980), (4, 379990), (5, 303992), (8, 189995), (10, 151996), (13, 116920), (20, 75998), (26, 58460), (37, 41080), (40, 37999), (52, 29230), (65, 23384), (74, 20540), (79, 19240), (104, 14615), (130, 11692), (148, 10270), (158, 9620), (185, 8216), (260, 5846), (296, 5135), (316, 4810), (370, 4108), (395, 3848), (481, 3160), (520, 2923), (632, 2405), (740, 2054), (790, 1924), (962, 1580), (1027, 1480)]