138791760

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{578299}}^1$

素因数の和:578315

約数の個数: 40

約数和(自身を含む): 430255200

約数和(自身を除く): 291463440

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 578299, 1156598, 1734897, 2313196, 2891495, 3469794, 4626392, 5782990, 6939588, 8674485, 9252784, 11565980, 13879176, 17348970, 23131960, 27758352, 34697940, 46263920, 69395880, 138791760]

約数ペア:

[(1, 138791760), (2, 69395880), (3, 46263920), (4, 34697940), (5, 27758352), (6, 23131960), (8, 17348970), (10, 13879176), (12, 11565980), (15, 9252784), (16, 8674485), (20, 6939588), (24, 5782990), (30, 4626392), (40, 3469794), (48, 2891495), (60, 2313196), (80, 1734897), (120, 1156598), (240, 578299)]