155936720

素因数分解:

$2^4\times 5^1\times {\mathrm{719}}^1\times {\mathrm{2711}}^1$

素因数の和:3443

約数の個数: 40

約数和(自身を含む): 363191040

約数和(自身を除く): 207254320

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 719, 1438, 2711, 2876, 3595, 5422, 5752, 7190, 10844, 11504, 13555, 14380, 21688, 27110, 28760, 43376, 54220, 57520, 108440, 216880, 1949209, 3898418, 7796836, 9746045, 15593672, 19492090, 31187344, 38984180, 77968360, 155936720]

約数ペア:

[(1, 155936720), (2, 77968360), (4, 38984180), (5, 31187344), (8, 19492090), (10, 15593672), (16, 9746045), (20, 7796836), (40, 3898418), (80, 1949209), (719, 216880), (1438, 108440), (2711, 57520), (2876, 54220), (3595, 43376), (5422, 28760), (5752, 27110), (7190, 21688), (10844, 14380), (11504, 13555)]