217822740

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{117109}}^1$

素因数の和:117152

約数の個数: 48

約数和(自身を含む): 629583360

約数和(自身を除く): 411760620

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 31, 60, 62, 93, 124, 155, 186, 310, 372, 465, 620, 930, 1860, 117109, 234218, 351327, 468436, 585545, 702654, 1171090, 1405308, 1756635, 2342180, 3513270, 3630379, 7026540, 7260758, 10891137, 14521516, 18151895, 21782274, 36303790, 43564548, 54455685, 72607580, 108911370, 217822740]

約数ペア:

[(1, 217822740), (2, 108911370), (3, 72607580), (4, 54455685), (5, 43564548), (6, 36303790), (10, 21782274), (12, 18151895), (15, 14521516), (20, 10891137), (30, 7260758), (31, 7026540), (60, 3630379), (62, 3513270), (93, 2342180), (124, 1756635), (155, 1405308), (186, 1171090), (310, 702654), (372, 585545), (465, 468436), (620, 351327), (930, 234218), (1860, 117109)]