123917520

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{516323}}^1$

素因数の和:516339

約数の個数: 40

約数和(自身を含む): 384145056

約数和(自身を除く): 260227536

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 516323, 1032646, 1548969, 2065292, 2581615, 3097938, 4130584, 5163230, 6195876, 7744845, 8261168, 10326460, 12391752, 15489690, 20652920, 24783504, 30979380, 41305840, 61958760, 123917520]

約数ペア:

[(1, 123917520), (2, 61958760), (3, 41305840), (4, 30979380), (5, 24783504), (6, 20652920), (8, 15489690), (10, 12391752), (12, 10326460), (15, 8261168), (16, 7744845), (20, 6195876), (24, 5163230), (30, 4130584), (40, 3097938), (48, 2581615), (60, 2065292), (80, 1548969), (120, 1032646), (240, 516323)]