123101240

素因数分解:

$2^3\times 5^1\times {\mathrm{89}}^1\times {\mathrm{151}}^1\times {\mathrm{229}}^1$

素因数の和:480

約数の個数: 64

約数和(自身を含む): 283176000

約数和(自身を除く): 160074760

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 89, 151, 178, 229, 302, 356, 445, 458, 604, 712, 755, 890, 916, 1145, 1208, 1510, 1780, 1832, 2290, 3020, 3560, 4580, 6040, 9160, 13439, 20381, 26878, 34579, 40762, 53756, 67195, 69158, 81524, 101905, 107512, 134390, 138316, 163048, 172895, 203810, 268780, 276632, 345790, 407620, 537560, 691580, 815240, 1383160, 3077531, 6155062, 12310124, 15387655, 24620248, 30775310, 61550620, 123101240]

約数ペア:

[(1, 123101240), (2, 61550620), (4, 30775310), (5, 24620248), (8, 15387655), (10, 12310124), (20, 6155062), (40, 3077531), (89, 1383160), (151, 815240), (178, 691580), (229, 537560), (302, 407620), (356, 345790), (445, 276632), (458, 268780), (604, 203810), (712, 172895), (755, 163048), (890, 138316), (916, 134390), (1145, 107512), (1208, 101905), (1510, 81524), (1780, 69158), (1832, 67195), (2290, 53756), (3020, 40762), (3560, 34579), (4580, 26878), (6040, 20381), (9160, 13439)]