87730020

素因数分解:

$2^2\times 3^3\times 5^1\times 7^1\times {\mathrm{23209}}^1$

素因数の和:23234

約数の個数: 96

約数和(自身を含む): 311942400

約数和(自身を除く): 224212380

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 27, 28, 30, 35, 36, 42, 45, 54, 60, 63, 70, 84, 90, 105, 108, 126, 135, 140, 180, 189, 210, 252, 270, 315, 378, 420, 540, 630, 756, 945, 1260, 1890, 3780, 23209, 46418, 69627, 92836, 116045, 139254, 162463, 208881, 232090, 278508, 324926, 348135, 417762, 464180, 487389, 626643, 649852, 696270, 812315, 835524, 974778, 1044405, 1253286, 1392540, 1462167, 1624630, 1949556, 2088810, 2436945, 2506572, 2924334, 3133215, 3249260, 4177620, 4386501, 4873890, 5848668, 6266430, 7310835, 8773002, 9747780, 12532860, 14621670, 17546004, 21932505, 29243340, 43865010, 87730020]

約数ペア:

[(1, 87730020), (2, 43865010), (3, 29243340), (4, 21932505), (5, 17546004), (6, 14621670), (7, 12532860), (9, 9747780), (10, 8773002), (12, 7310835), (14, 6266430), (15, 5848668), (18, 4873890), (20, 4386501), (21, 4177620), (27, 3249260), (28, 3133215), (30, 2924334), (35, 2506572), (36, 2436945), (42, 2088810), (45, 1949556), (54, 1624630), (60, 1462167), (63, 1392540), (70, 1253286), (84, 1044405), (90, 974778), (105, 835524), (108, 812315), (126, 696270), (135, 649852), (140, 626643), (180, 487389), (189, 464180), (210, 417762), (252, 348135), (270, 324926), (315, 278508), (378, 232090), (420, 208881), (540, 162463), (630, 139254), (756, 116045), (945, 92836), (1260, 69627), (1890, 46418), (3780, 23209)]