123156900

素因数分解:

$2^2\times 3^2\times 5^2\times {\mathrm{136841}}^1$

素因数の和:136861

約数の個数: 54

約数和(自身を含む): 386031282

約数和(自身を除く): 262874382

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 25, 30, 36, 45, 50, 60, 75, 90, 100, 150, 180, 225, 300, 450, 900, 136841, 273682, 410523, 547364, 684205, 821046, 1231569, 1368410, 1642092, 2052615, 2463138, 2736820, 3421025, 4105230, 4926276, 6157845, 6842050, 8210460, 10263075, 12315690, 13684100, 20526150, 24631380, 30789225, 41052300, 61578450, 123156900]

約数ペア:

[(1, 123156900), (2, 61578450), (3, 41052300), (4, 30789225), (5, 24631380), (6, 20526150), (9, 13684100), (10, 12315690), (12, 10263075), (15, 8210460), (18, 6842050), (20, 6157845), (25, 4926276), (30, 4105230), (36, 3421025), (45, 2736820), (50, 2463138), (60, 2052615), (75, 1642092), (90, 1368410), (100, 1231569), (150, 821046), (180, 684205), (225, 547364), (300, 410523), (450, 273682), (900, 136841)]