31213680

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{130057}}^1$

素因数の和:130073

約数の個数: 40

約数和(自身を含む): 96763152

約数和(自身を除く): 65549472

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 130057, 260114, 390171, 520228, 650285, 780342, 1040456, 1300570, 1560684, 1950855, 2080912, 2601140, 3121368, 3901710, 5202280, 6242736, 7803420, 10404560, 15606840, 31213680]

約数ペア:

[(1, 31213680), (2, 15606840), (3, 10404560), (4, 7803420), (5, 6242736), (6, 5202280), (8, 3901710), (10, 3121368), (12, 2601140), (15, 2080912), (16, 1950855), (20, 1560684), (24, 1300570), (30, 1040456), (40, 780342), (48, 650285), (60, 520228), (80, 390171), (120, 260114), (240, 130057)]