31351440

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{130631}}^1$

素因数の和:130647

約数の個数: 40

約数和(自身を含む): 97190208

約数和(自身を除く): 65838768

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 130631, 261262, 391893, 522524, 653155, 783786, 1045048, 1306310, 1567572, 1959465, 2090096, 2612620, 3135144, 3918930, 5225240, 6270288, 7837860, 10450480, 15675720, 31351440]

約数ペア:

[(1, 31351440), (2, 15675720), (3, 10450480), (4, 7837860), (5, 6270288), (6, 5225240), (8, 3918930), (10, 3135144), (12, 2612620), (15, 2090096), (16, 1959465), (20, 1567572), (24, 1306310), (30, 1045048), (40, 783786), (48, 653155), (60, 522524), (80, 391893), (120, 261262), (240, 130631)]