65980680

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{549839}}^1$

素因数の和:549853

約数の個数: 32

約数和(自身を含む): 197942400

約数和(自身を除く): 131961720

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 549839, 1099678, 1649517, 2199356, 2749195, 3299034, 4398712, 5498390, 6598068, 8247585, 10996780, 13196136, 16495170, 21993560, 32990340, 65980680]

約数ペア:

[(1, 65980680), (2, 32990340), (3, 21993560), (4, 16495170), (5, 13196136), (6, 10996780), (8, 8247585), (10, 6598068), (12, 5498390), (15, 4398712), (20, 3299034), (24, 2749195), (30, 2199356), (40, 1649517), (60, 1099678), (120, 549839)]