157982640

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{658261}}^1$

素因数の和:658277

約数の個数: 40

約数和(自身を含む): 489746928

約数和(自身を除く): 331764288

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 658261, 1316522, 1974783, 2633044, 3291305, 3949566, 5266088, 6582610, 7899132, 9873915, 10532176, 13165220, 15798264, 19747830, 26330440, 31596528, 39495660, 52660880, 78991320, 157982640]

約数ペア:

[(1, 157982640), (2, 78991320), (3, 52660880), (4, 39495660), (5, 31596528), (6, 26330440), (8, 19747830), (10, 15798264), (12, 13165220), (15, 10532176), (16, 9873915), (20, 7899132), (24, 6582610), (30, 5266088), (40, 3949566), (48, 3291305), (60, 2633044), (80, 1974783), (120, 1316522), (240, 658261)]