142587640

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{7411}}^1$

素因数の和:7472

約数の個数: 64

約数和(自身を含む): 354886560

約数和(自身を除く): 212298920

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 37, 40, 52, 65, 74, 104, 130, 148, 185, 260, 296, 370, 481, 520, 740, 962, 1480, 1924, 2405, 3848, 4810, 7411, 9620, 14822, 19240, 29644, 37055, 59288, 74110, 96343, 148220, 192686, 274207, 296440, 385372, 481715, 548414, 770744, 963430, 1096828, 1371035, 1926860, 2193656, 2742070, 3564691, 3853720, 5484140, 7129382, 10968280, 14258764, 17823455, 28517528, 35646910, 71293820, 142587640]

約数ペア:

[(1, 142587640), (2, 71293820), (4, 35646910), (5, 28517528), (8, 17823455), (10, 14258764), (13, 10968280), (20, 7129382), (26, 5484140), (37, 3853720), (40, 3564691), (52, 2742070), (65, 2193656), (74, 1926860), (104, 1371035), (130, 1096828), (148, 963430), (185, 770744), (260, 548414), (296, 481715), (370, 385372), (481, 296440), (520, 274207), (740, 192686), (962, 148220), (1480, 96343), (1924, 74110), (2405, 59288), (3848, 37055), (4810, 29644), (7411, 19240), (9620, 14822)]