78555480

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{654629}}^1$

素因数の和:654643

約数の個数: 32

約数和(自身を含む): 235666800

約数和(自身を除く): 157111320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 654629, 1309258, 1963887, 2618516, 3273145, 3927774, 5237032, 6546290, 7855548, 9819435, 13092580, 15711096, 19638870, 26185160, 39277740, 78555480]

約数ペア:

[(1, 78555480), (2, 39277740), (3, 26185160), (4, 19638870), (5, 15711096), (6, 13092580), (8, 9819435), (10, 7855548), (12, 6546290), (15, 5237032), (20, 3927774), (24, 3273145), (30, 2618516), (40, 1963887), (60, 1309258), (120, 654629)]