202128210

素因数分解:

$2^1\times 3^4\times 5^1\times {\mathrm{249541}}^1$

素因数の和:249560

約数の個数: 40

約数和(自身を含む): 543502476

約数和(自身を除く): 341374266

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 45, 54, 81, 90, 135, 162, 270, 405, 810, 249541, 499082, 748623, 1247705, 1497246, 2245869, 2495410, 3743115, 4491738, 6737607, 7486230, 11229345, 13475214, 20212821, 22458690, 33688035, 40425642, 67376070, 101064105, 202128210]

約数ペア:

[(1, 202128210), (2, 101064105), (3, 67376070), (5, 40425642), (6, 33688035), (9, 22458690), (10, 20212821), (15, 13475214), (18, 11229345), (27, 7486230), (30, 6737607), (45, 4491738), (54, 3743115), (81, 2495410), (90, 2245869), (135, 1497246), (162, 1247705), (270, 748623), (405, 499082), (810, 249541)]