306840

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{2557}}^1$

素因数の和:2571

約数の個数: 32

約数和(自身を含む): 920880

約数和(自身を除く): 614040

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 2557, 5114, 7671, 10228, 12785, 15342, 20456, 25570, 30684, 38355, 51140, 61368, 76710, 102280, 153420, 306840]

約数ペア:

[(1, 306840), (2, 153420), (3, 102280), (4, 76710), (5, 61368), (6, 51140), (8, 38355), (10, 30684), (12, 25570), (15, 20456), (20, 15342), (24, 12785), (30, 10228), (40, 7671), (60, 5114), (120, 2557)]