155401510

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^2\times {\mathrm{128431}}^1$

素因数の和:128460

約数の個数: 24

約数和(自身を含む): 307466208

約数和(自身を除く): 152064698

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 121, 242, 605, 1210, 128431, 256862, 642155, 1284310, 1412741, 2825482, 7063705, 14127410, 15540151, 31080302, 77700755, 155401510]

約数ペア:

[(1, 155401510), (2, 77700755), (5, 31080302), (10, 15540151), (11, 14127410), (22, 7063705), (55, 2825482), (110, 1412741), (121, 1284310), (242, 642155), (605, 256862), (1210, 128431)]