79138140

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{887}}^1\times {\mathrm{1487}}^1$

素因数の和:2386

約数の個数: 48

約数和(自身を含む): 221985792

約数和(自身を除く): 142847652

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 887, 1487, 1774, 2661, 2974, 3548, 4435, 4461, 5322, 5948, 7435, 8870, 8922, 10644, 13305, 14870, 17740, 17844, 22305, 26610, 29740, 44610, 53220, 89220, 1318969, 2637938, 3956907, 5275876, 6594845, 7913814, 13189690, 15827628, 19784535, 26379380, 39569070, 79138140]

約数ペア:

[(1, 79138140), (2, 39569070), (3, 26379380), (4, 19784535), (5, 15827628), (6, 13189690), (10, 7913814), (12, 6594845), (15, 5275876), (20, 3956907), (30, 2637938), (60, 1318969), (887, 89220), (1487, 53220), (1774, 44610), (2661, 29740), (2974, 26610), (3548, 22305), (4435, 17844), (4461, 17740), (5322, 14870), (5948, 13305), (7435, 10644), (8870, 8922)]