77972820

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{367}}^1\times {\mathrm{3541}}^1$

素因数の和:3920

約数の個数: 48

約数和(自身を含む): 218980608

約数和(自身を除く): 141007788

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 367, 734, 1101, 1468, 1835, 2202, 3541, 3670, 4404, 5505, 7082, 7340, 10623, 11010, 14164, 17705, 21246, 22020, 35410, 42492, 53115, 70820, 106230, 212460, 1299547, 2599094, 3898641, 5198188, 6497735, 7797282, 12995470, 15594564, 19493205, 25990940, 38986410, 77972820]

約数ペア:

[(1, 77972820), (2, 38986410), (3, 25990940), (4, 19493205), (5, 15594564), (6, 12995470), (10, 7797282), (12, 6497735), (15, 5198188), (20, 3898641), (30, 2599094), (60, 1299547), (367, 212460), (734, 106230), (1101, 70820), (1468, 53115), (1835, 42492), (2202, 35410), (3541, 22020), (3670, 21246), (4404, 17705), (5505, 14164), (7082, 11010), (7340, 10623)]