157762780

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{929}}^1\times {\mathrm{1213}}^1$

素因数の和:2158

約数の個数: 48

約数和(自身を含む): 379350720

約数和(自身を除く): 221587940

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 929, 1213, 1858, 2426, 3716, 4645, 4852, 6065, 6503, 8491, 9290, 12130, 13006, 16982, 18580, 24260, 26012, 32515, 33964, 42455, 65030, 84910, 130060, 169820, 1126877, 2253754, 4507508, 5634385, 7888139, 11268770, 15776278, 22537540, 31552556, 39440695, 78881390, 157762780]

約数ペア:

[(1, 157762780), (2, 78881390), (4, 39440695), (5, 31552556), (7, 22537540), (10, 15776278), (14, 11268770), (20, 7888139), (28, 5634385), (35, 4507508), (70, 2253754), (140, 1126877), (929, 169820), (1213, 130060), (1858, 84910), (2426, 65030), (3716, 42455), (4645, 33964), (4852, 32515), (6065, 26012), (6503, 24260), (8491, 18580), (9290, 16982), (12130, 13006)]