15581040

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{64921}}^1$

素因数の和:64937

約数の個数: 40

約数和(自身を含む): 48301968

約数和(自身を除く): 32720928

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 64921, 129842, 194763, 259684, 324605, 389526, 519368, 649210, 779052, 973815, 1038736, 1298420, 1558104, 1947630, 2596840, 3116208, 3895260, 5193680, 7790520, 15581040]

約数ペア:

[(1, 15581040), (2, 7790520), (3, 5193680), (4, 3895260), (5, 3116208), (6, 2596840), (8, 1947630), (10, 1558104), (12, 1298420), (15, 1038736), (16, 973815), (20, 779052), (24, 649210), (30, 519368), (40, 389526), (48, 324605), (60, 259684), (80, 194763), (120, 129842), (240, 64921)]