157047920

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{277}}^1\times {\mathrm{373}}^1$

素因数の和:682

約数の個数: 80

約数和(自身を含む): 386775840

約数和(自身を除く): 229727920

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 76, 80, 95, 152, 190, 277, 304, 373, 380, 554, 746, 760, 1108, 1385, 1492, 1520, 1865, 2216, 2770, 2984, 3730, 4432, 5263, 5540, 5968, 7087, 7460, 10526, 11080, 14174, 14920, 21052, 22160, 26315, 28348, 29840, 35435, 42104, 52630, 56696, 70870, 84208, 103321, 105260, 113392, 141740, 206642, 210520, 283480, 413284, 421040, 516605, 566960, 826568, 1033210, 1653136, 1963099, 2066420, 3926198, 4132840, 7852396, 8265680, 9815495, 15704792, 19630990, 31409584, 39261980, 78523960, 157047920]

約数ペア:

[(1, 157047920), (2, 78523960), (4, 39261980), (5, 31409584), (8, 19630990), (10, 15704792), (16, 9815495), (19, 8265680), (20, 7852396), (38, 4132840), (40, 3926198), (76, 2066420), (80, 1963099), (95, 1653136), (152, 1033210), (190, 826568), (277, 566960), (304, 516605), (373, 421040), (380, 413284), (554, 283480), (746, 210520), (760, 206642), (1108, 141740), (1385, 113392), (1492, 105260), (1520, 103321), (1865, 84208), (2216, 70870), (2770, 56696), (2984, 52630), (3730, 42104), (4432, 35435), (5263, 29840), (5540, 28348), (5968, 26315), (7087, 22160), (7460, 21052), (10526, 14920), (11080, 14174)]