208790160

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{869959}}^1$

素因数の和:869975

約数の個数: 40

約数和(自身を含む): 647250240

約数和(自身を除く): 438460080

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 869959, 1739918, 2609877, 3479836, 4349795, 5219754, 6959672, 8699590, 10439508, 13049385, 13919344, 17399180, 20879016, 26098770, 34798360, 41758032, 52197540, 69596720, 104395080, 208790160]

約数ペア:

[(1, 208790160), (2, 104395080), (3, 69596720), (4, 52197540), (5, 41758032), (6, 34798360), (8, 26098770), (10, 20879016), (12, 17399180), (15, 13919344), (16, 13049385), (20, 10439508), (24, 8699590), (30, 6959672), (40, 5219754), (48, 4349795), (60, 3479836), (80, 2609877), (120, 1739918), (240, 869959)]