290226840

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{2418557}}^1$

素因数の和:2418571

約数の個数: 32

約数和(自身を含む): 870680880

約数和(自身を除く): 580454040

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 2418557, 4837114, 7255671, 9674228, 12092785, 14511342, 19348456, 24185570, 29022684, 36278355, 48371140, 58045368, 72556710, 96742280, 145113420, 290226840]

約数ペア:

[(1, 290226840), (2, 145113420), (3, 96742280), (4, 72556710), (5, 58045368), (6, 48371140), (8, 36278355), (10, 29022684), (12, 24185570), (15, 19348456), (20, 14511342), (24, 12092785), (30, 9674228), (40, 7255671), (60, 4837114), (120, 2418557)]