229153640

素因数分解:

$2^3\times 5^1\times {\mathrm{59}}^1\times {\mathrm{89}}^1\times {\mathrm{1091}}^1$

素因数の和:1250

約数の個数: 64

約数和(自身を含む): 530712000

約数和(自身を除く): 301558360

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 59, 89, 118, 178, 236, 295, 356, 445, 472, 590, 712, 890, 1091, 1180, 1780, 2182, 2360, 3560, 4364, 5251, 5455, 8728, 10502, 10910, 21004, 21820, 26255, 42008, 43640, 52510, 64369, 97099, 105020, 128738, 194198, 210040, 257476, 321845, 388396, 485495, 514952, 643690, 776792, 970990, 1287380, 1941980, 2574760, 3883960, 5728841, 11457682, 22915364, 28644205, 45830728, 57288410, 114576820, 229153640]

約数ペア:

[(1, 229153640), (2, 114576820), (4, 57288410), (5, 45830728), (8, 28644205), (10, 22915364), (20, 11457682), (40, 5728841), (59, 3883960), (89, 2574760), (118, 1941980), (178, 1287380), (236, 970990), (295, 776792), (356, 643690), (445, 514952), (472, 485495), (590, 388396), (712, 321845), (890, 257476), (1091, 210040), (1180, 194198), (1780, 128738), (2182, 105020), (2360, 97099), (3560, 64369), (4364, 52510), (5251, 43640), (5455, 42008), (8728, 26255), (10502, 21820), (10910, 21004)]