157359280

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^2\times {\mathrm{103}}^1\times {\mathrm{113}}^1$

素因数の和:255

約数の個数: 120

約数和(自身を含む): 403554528

約数和(自身を除く): 246195248

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 103, 104, 113, 130, 169, 206, 208, 226, 260, 338, 412, 452, 515, 520, 565, 676, 824, 845, 904, 1030, 1040, 1130, 1339, 1352, 1469, 1648, 1690, 1808, 2060, 2260, 2678, 2704, 2938, 3380, 4120, 4520, 5356, 5876, 6695, 6760, 7345, 8240, 9040, 10712, 11639, 11752, 13390, 13520, 14690, 17407, 19097, 21424, 23278, 23504, 26780, 29380, 34814, 38194, 46556, 53560, 58195, 58760, 69628, 76388, 87035, 93112, 95485, 107120, 116390, 117520, 139256, 151307, 152776, 174070, 186224, 190970, 232780, 278512, 302614, 305552, 348140, 381940, 465560, 605228, 696280, 756535, 763880, 931120, 1210456, 1392560, 1513070, 1527760, 1966991, 2420912, 3026140, 3933982, 6052280, 7867964, 9834955, 12104560, 15735928, 19669910, 31471856, 39339820, 78679640, 157359280]

約数ペア:

[(1, 157359280), (2, 78679640), (4, 39339820), (5, 31471856), (8, 19669910), (10, 15735928), (13, 12104560), (16, 9834955), (20, 7867964), (26, 6052280), (40, 3933982), (52, 3026140), (65, 2420912), (80, 1966991), (103, 1527760), (104, 1513070), (113, 1392560), (130, 1210456), (169, 931120), (206, 763880), (208, 756535), (226, 696280), (260, 605228), (338, 465560), (412, 381940), (452, 348140), (515, 305552), (520, 302614), (565, 278512), (676, 232780), (824, 190970), (845, 186224), (904, 174070), (1030, 152776), (1040, 151307), (1130, 139256), (1339, 117520), (1352, 116390), (1469, 107120), (1648, 95485), (1690, 93112), (1808, 87035), (2060, 76388), (2260, 69628), (2678, 58760), (2704, 58195), (2938, 53560), (3380, 46556), (4120, 38194), (4520, 34814), (5356, 29380), (5876, 26780), (6695, 23504), (6760, 23278), (7345, 21424), (8240, 19097), (9040, 17407), (10712, 14690), (11639, 13520), (11752, 13390)]