406754820

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{557}}^1\times {\mathrm{4057}}^1$

素因数の和:4629

約数の個数: 72

約数和(自身を含む): 1236342744

約数和(自身を除く): 829587924

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 557, 1114, 1671, 2228, 2785, 3342, 4057, 5013, 5570, 6684, 8114, 8355, 10026, 11140, 12171, 16228, 16710, 20052, 20285, 24342, 25065, 33420, 36513, 40570, 48684, 50130, 60855, 73026, 81140, 100260, 121710, 146052, 182565, 243420, 365130, 730260, 2259749, 4519498, 6779247, 9038996, 11298745, 13558494, 20337741, 22597490, 27116988, 33896235, 40675482, 45194980, 67792470, 81350964, 101688705, 135584940, 203377410, 406754820]

約数ペア:

[(1, 406754820), (2, 203377410), (3, 135584940), (4, 101688705), (5, 81350964), (6, 67792470), (9, 45194980), (10, 40675482), (12, 33896235), (15, 27116988), (18, 22597490), (20, 20337741), (30, 13558494), (36, 11298745), (45, 9038996), (60, 6779247), (90, 4519498), (180, 2259749), (557, 730260), (1114, 365130), (1671, 243420), (2228, 182565), (2785, 146052), (3342, 121710), (4057, 100260), (5013, 81140), (5570, 73026), (6684, 60855), (8114, 50130), (8355, 48684), (10026, 40570), (11140, 36513), (12171, 33420), (16228, 25065), (16710, 24342), (20052, 20285)]