145471760

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{259771}}^1$

素因数の和:259791

約数の個数: 40

約数和(自身を含む): 386540736

約数和(自身を除く): 241068976

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 259771, 519542, 1039084, 1298855, 1818397, 2078168, 2597710, 3636794, 4156336, 5195420, 7273588, 9091985, 10390840, 14547176, 18183970, 20781680, 29094352, 36367940, 72735880, 145471760]

約数ペア:

[(1, 145471760), (2, 72735880), (4, 36367940), (5, 29094352), (7, 20781680), (8, 18183970), (10, 14547176), (14, 10390840), (16, 9091985), (20, 7273588), (28, 5195420), (35, 4156336), (40, 3636794), (56, 2597710), (70, 2078168), (80, 1818397), (112, 1298855), (140, 1039084), (280, 519542), (560, 259771)]