308978720

素因数分解:

$2^5\times 5^1\times {\mathrm{1223}}^1\times {\mathrm{1579}}^1$

素因数の和:2817

約数の個数: 48

約数和(自身を含む): 731021760

約数和(自身を除く): 422043040

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 1223, 1579, 2446, 3158, 4892, 6115, 6316, 7895, 9784, 12230, 12632, 15790, 19568, 24460, 25264, 31580, 39136, 48920, 50528, 63160, 97840, 126320, 195680, 252640, 1931117, 3862234, 7724468, 9655585, 15448936, 19311170, 30897872, 38622340, 61795744, 77244680, 154489360, 308978720]

約数ペア:

[(1, 308978720), (2, 154489360), (4, 77244680), (5, 61795744), (8, 38622340), (10, 30897872), (16, 19311170), (20, 15448936), (32, 9655585), (40, 7724468), (80, 3862234), (160, 1931117), (1223, 252640), (1579, 195680), (2446, 126320), (3158, 97840), (4892, 63160), (6115, 50528), (6316, 48920), (7895, 39136), (9784, 31580), (12230, 25264), (12632, 24460), (15790, 19568)]