81258360

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{229}}^1\times {\mathrm{2957}}^1$

素因数の和:3200

約数の個数: 64

約数和(自身を含む): 244922400

約数和(自身を除く): 163664040

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 229, 458, 687, 916, 1145, 1374, 1832, 2290, 2748, 2957, 3435, 4580, 5496, 5914, 6870, 8871, 9160, 11828, 13740, 14785, 17742, 23656, 27480, 29570, 35484, 44355, 59140, 70968, 88710, 118280, 177420, 354840, 677153, 1354306, 2031459, 2708612, 3385765, 4062918, 5417224, 6771530, 8125836, 10157295, 13543060, 16251672, 20314590, 27086120, 40629180, 81258360]

約数ペア:

[(1, 81258360), (2, 40629180), (3, 27086120), (4, 20314590), (5, 16251672), (6, 13543060), (8, 10157295), (10, 8125836), (12, 6771530), (15, 5417224), (20, 4062918), (24, 3385765), (30, 2708612), (40, 2031459), (60, 1354306), (120, 677153), (229, 354840), (458, 177420), (687, 118280), (916, 88710), (1145, 70968), (1374, 59140), (1832, 44355), (2290, 35484), (2748, 29570), (2957, 27480), (3435, 23656), (4580, 17742), (5496, 14785), (5914, 13740), (6870, 11828), (8871, 9160)]