157430960

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{103573}}^1$

素因数の和:103605

約数の個数: 40

約数和(自身を含む): 385295280

約数和(自身を除く): 227864320

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 76, 80, 95, 152, 190, 304, 380, 760, 1520, 103573, 207146, 414292, 517865, 828584, 1035730, 1657168, 1967887, 2071460, 3935774, 4142920, 7871548, 8285840, 9839435, 15743096, 19678870, 31486192, 39357740, 78715480, 157430960]

約数ペア:

[(1, 157430960), (2, 78715480), (4, 39357740), (5, 31486192), (8, 19678870), (10, 15743096), (16, 9839435), (19, 8285840), (20, 7871548), (38, 4142920), (40, 3935774), (76, 2071460), (80, 1967887), (95, 1657168), (152, 1035730), (190, 828584), (304, 517865), (380, 414292), (760, 207146), (1520, 103573)]