159468820

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{127}}^1\times {\mathrm{8969}}^1$

素因数の和:9112

約数の個数: 48

約数和(自身を含む): 385781760

約数和(自身を除く): 226312940

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 127, 140, 254, 508, 635, 889, 1270, 1778, 2540, 3556, 4445, 8890, 8969, 17780, 17938, 35876, 44845, 62783, 89690, 125566, 179380, 251132, 313915, 627830, 1139063, 1255660, 2278126, 4556252, 5695315, 7973441, 11390630, 15946882, 22781260, 31893764, 39867205, 79734410, 159468820]

約数ペア:

[(1, 159468820), (2, 79734410), (4, 39867205), (5, 31893764), (7, 22781260), (10, 15946882), (14, 11390630), (20, 7973441), (28, 5695315), (35, 4556252), (70, 2278126), (127, 1255660), (140, 1139063), (254, 627830), (508, 313915), (635, 251132), (889, 179380), (1270, 125566), (1778, 89690), (2540, 62783), (3556, 44845), (4445, 35876), (8890, 17938), (8969, 17780)]