78278520

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{652321}}^1$

素因数の和:652335

約数の個数: 32

約数和(自身を含む): 234835920

約数和(自身を除く): 156557400

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 652321, 1304642, 1956963, 2609284, 3261605, 3913926, 5218568, 6523210, 7827852, 9784815, 13046420, 15655704, 19569630, 26092840, 39139260, 78278520]

約数ペア:

[(1, 78278520), (2, 39139260), (3, 26092840), (4, 19569630), (5, 15655704), (6, 13046420), (8, 9784815), (10, 7827852), (12, 6523210), (15, 5218568), (20, 3913926), (24, 3261605), (30, 2609284), (40, 1956963), (60, 1304642), (120, 652321)]