131823160

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{15187}}^1$

素因数の和:15236

約数の個数: 64

約数和(自身を含む): 349931520

約数和(自身を除く): 218108360

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, 15187, 30374, 60748, 75935, 106309, 121496, 151870, 212618, 303740, 425236, 470797, 531545, 607480, 850472, 941594, 1063090, 1883188, 2126180, 2353985, 3295579, 3766376, 4252360, 4707970, 6591158, 9415940, 13182316, 16477895, 18831880, 26364632, 32955790, 65911580, 131823160]

約数ペア:

[(1, 131823160), (2, 65911580), (4, 32955790), (5, 26364632), (7, 18831880), (8, 16477895), (10, 13182316), (14, 9415940), (20, 6591158), (28, 4707970), (31, 4252360), (35, 3766376), (40, 3295579), (56, 2353985), (62, 2126180), (70, 1883188), (124, 1063090), (140, 941594), (155, 850472), (217, 607480), (248, 531545), (280, 470797), (310, 425236), (434, 303740), (620, 212618), (868, 151870), (1085, 121496), (1240, 106309), (1736, 75935), (2170, 60748), (4340, 30374), (8680, 15187)]