290466840

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{2420557}}^1$

素因数の和:2420571

約数の個数: 32

約数和(自身を含む): 871400880

約数和(自身を除く): 580934040

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 2420557, 4841114, 7261671, 9682228, 12102785, 14523342, 19364456, 24205570, 29046684, 36308355, 48411140, 58093368, 72616710, 96822280, 145233420, 290466840]

約数ペア:

[(1, 290466840), (2, 145233420), (3, 96822280), (4, 72616710), (5, 58093368), (6, 48411140), (8, 36308355), (10, 29046684), (12, 24205570), (15, 19364456), (20, 14523342), (24, 12102785), (30, 9682228), (40, 7261671), (60, 4841114), (120, 2420557)]