131337080

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{15131}}^1$

素因数の和:15180

約数の個数: 64

約数和(自身を含む): 348641280

約数和(自身を除く): 217304200

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 31, 35, 40, 56, 62, 70, 124, 140, 155, 217, 248, 280, 310, 434, 620, 868, 1085, 1240, 1736, 2170, 4340, 8680, 15131, 30262, 60524, 75655, 105917, 121048, 151310, 211834, 302620, 423668, 469061, 529585, 605240, 847336, 938122, 1059170, 1876244, 2118340, 2345305, 3283427, 3752488, 4236680, 4690610, 6566854, 9381220, 13133708, 16417135, 18762440, 26267416, 32834270, 65668540, 131337080]

約数ペア:

[(1, 131337080), (2, 65668540), (4, 32834270), (5, 26267416), (7, 18762440), (8, 16417135), (10, 13133708), (14, 9381220), (20, 6566854), (28, 4690610), (31, 4236680), (35, 3752488), (40, 3283427), (56, 2345305), (62, 2118340), (70, 1876244), (124, 1059170), (140, 938122), (155, 847336), (217, 605240), (248, 529585), (280, 469061), (310, 423668), (434, 302620), (620, 211834), (868, 151310), (1085, 121048), (1240, 105917), (1736, 75655), (2170, 60524), (4340, 30262), (8680, 15131)]