61219240

素因数分解:

$2^3\times 5^1\times {\mathrm{53}}^1\times {\mathrm{67}}^1\times {\mathrm{431}}^1$

素因数の和:562

約数の個数: 64

約数和(自身を含む): 142767360

約数和(自身を除く): 81548120

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 53, 67, 106, 134, 212, 265, 268, 335, 424, 431, 530, 536, 670, 862, 1060, 1340, 1724, 2120, 2155, 2680, 3448, 3551, 4310, 7102, 8620, 14204, 17240, 17755, 22843, 28408, 28877, 35510, 45686, 57754, 71020, 91372, 114215, 115508, 142040, 144385, 182744, 228430, 231016, 288770, 456860, 577540, 913720, 1155080, 1530481, 3060962, 6121924, 7652405, 12243848, 15304810, 30609620, 61219240]

約数ペア:

[(1, 61219240), (2, 30609620), (4, 15304810), (5, 12243848), (8, 7652405), (10, 6121924), (20, 3060962), (40, 1530481), (53, 1155080), (67, 913720), (106, 577540), (134, 456860), (212, 288770), (265, 231016), (268, 228430), (335, 182744), (424, 144385), (431, 142040), (530, 115508), (536, 114215), (670, 91372), (862, 71020), (1060, 57754), (1340, 45686), (1724, 35510), (2120, 28877), (2155, 28408), (2680, 22843), (3448, 17755), (3551, 17240), (4310, 14204), (7102, 8620)]