278778840

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{2323157}}^1$

素因数の和:2323171

約数の個数: 32

約数和(自身を含む): 836336880

約数和(自身を除く): 557558040

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 2323157, 4646314, 6969471, 9292628, 11615785, 13938942, 18585256, 23231570, 27877884, 34847355, 46463140, 55755768, 69694710, 92926280, 139389420, 278778840]

約数ペア:

[(1, 278778840), (2, 139389420), (3, 92926280), (4, 69694710), (5, 55755768), (6, 46463140), (8, 34847355), (10, 27877884), (12, 23231570), (15, 18585256), (20, 13938942), (24, 11615785), (30, 9292628), (40, 6969471), (60, 4646314), (120, 2323157)]