155601820

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{29}}^4$

素因数の和:136

約数の個数: 60

約数和(自身を含む): 369200664

約数和(自身を除く): 213598844

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 29, 44, 55, 58, 110, 116, 145, 220, 290, 319, 580, 638, 841, 1276, 1595, 1682, 3190, 3364, 4205, 6380, 8410, 9251, 16820, 18502, 24389, 37004, 46255, 48778, 92510, 97556, 121945, 185020, 243890, 268279, 487780, 536558, 707281, 1073116, 1341395, 1414562, 2682790, 2829124, 3536405, 5365580, 7072810, 7780091, 14145620, 15560182, 31120364, 38900455, 77800910, 155601820]

約数ペア:

[(1, 155601820), (2, 77800910), (4, 38900455), (5, 31120364), (10, 15560182), (11, 14145620), (20, 7780091), (22, 7072810), (29, 5365580), (44, 3536405), (55, 2829124), (58, 2682790), (110, 1414562), (116, 1341395), (145, 1073116), (220, 707281), (290, 536558), (319, 487780), (580, 268279), (638, 243890), (841, 185020), (1276, 121945), (1595, 97556), (1682, 92510), (3190, 48778), (3364, 46255), (4205, 37004), (6380, 24389), (8410, 18502), (9251, 16820)]