149371980

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{2489533}}^1$

素因数の和:2489545

約数の個数: 24

約数和(自身を含む): 418241712

約数和(自身を除く): 268869732

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 2489533, 4979066, 7468599, 9958132, 12447665, 14937198, 24895330, 29874396, 37342995, 49790660, 74685990, 149371980]

約数ペア:

[(1, 149371980), (2, 74685990), (3, 49790660), (4, 37342995), (5, 29874396), (6, 24895330), (10, 14937198), (12, 12447665), (15, 9958132), (20, 7468599), (30, 4979066), (60, 2489533)]