128493420

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{194687}}^1$

素因数の和:194710

約数の個数: 48

約数和(自身を含む): 392491008

約数和(自身を除く): 263997588

約数列:

[1, 2, 3, 4, 5, 6, 10, 11, 12, 15, 20, 22, 30, 33, 44, 55, 60, 66, 110, 132, 165, 220, 330, 660, 194687, 389374, 584061, 778748, 973435, 1168122, 1946870, 2141557, 2336244, 2920305, 3893740, 4283114, 5840610, 6424671, 8566228, 10707785, 11681220, 12849342, 21415570, 25698684, 32123355, 42831140, 64246710, 128493420]

約数ペア:

[(1, 128493420), (2, 64246710), (3, 42831140), (4, 32123355), (5, 25698684), (6, 21415570), (10, 12849342), (11, 11681220), (12, 10707785), (15, 8566228), (20, 6424671), (22, 5840610), (30, 4283114), (33, 3893740), (44, 2920305), (55, 2336244), (60, 2141557), (66, 1946870), (110, 1168122), (132, 973435), (165, 778748), (220, 584061), (330, 389374), (660, 194687)]