77992920

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{216647}}^1$

素因数の和:216664

約数の個数: 48

約数和(自身を含む): 253478160

約数和(自身を除く): 175485240

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 120, 180, 360, 216647, 433294, 649941, 866588, 1083235, 1299882, 1733176, 1949823, 2166470, 2599764, 3249705, 3899646, 4332940, 5199528, 6499410, 7799292, 8665880, 9749115, 12998820, 15598584, 19498230, 25997640, 38996460, 77992920]

約数ペア:

[(1, 77992920), (2, 38996460), (3, 25997640), (4, 19498230), (5, 15598584), (6, 12998820), (8, 9749115), (9, 8665880), (10, 7799292), (12, 6499410), (15, 5199528), (18, 4332940), (20, 3899646), (24, 3249705), (30, 2599764), (36, 2166470), (40, 1949823), (45, 1733176), (60, 1299882), (72, 1083235), (90, 866588), (120, 649941), (180, 433294), (360, 216647)]