142139220

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{521}}^1\times {\mathrm{4547}}^1$

素因数の和:5080

約数の個数: 48

約数和(自身を含む): 398841408

約数和(自身を除く): 256702188

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 521, 1042, 1563, 2084, 2605, 3126, 4547, 5210, 6252, 7815, 9094, 10420, 13641, 15630, 18188, 22735, 27282, 31260, 45470, 54564, 68205, 90940, 136410, 272820, 2368987, 4737974, 7106961, 9475948, 11844935, 14213922, 23689870, 28427844, 35534805, 47379740, 71069610, 142139220]

約数ペア:

[(1, 142139220), (2, 71069610), (3, 47379740), (4, 35534805), (5, 28427844), (6, 23689870), (10, 14213922), (12, 11844935), (15, 9475948), (20, 7106961), (30, 4737974), (60, 2368987), (521, 272820), (1042, 136410), (1563, 90940), (2084, 68205), (2605, 54564), (3126, 45470), (4547, 31260), (5210, 27282), (6252, 22735), (7815, 18188), (9094, 15630), (10420, 13641)]