254978520

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{2124821}}^1$

素因数の和:2124835

約数の個数: 32

約数和(自身を含む): 764935920

約数和(自身を除く): 509957400

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 2124821, 4249642, 6374463, 8499284, 10624105, 12748926, 16998568, 21248210, 25497852, 31872315, 42496420, 50995704, 63744630, 84992840, 127489260, 254978520]

約数ペア:

[(1, 254978520), (2, 127489260), (3, 84992840), (4, 63744630), (5, 50995704), (6, 42496420), (8, 31872315), (10, 25497852), (12, 21248210), (15, 16998568), (20, 12748926), (24, 10624105), (30, 8499284), (40, 6374463), (60, 4249642), (120, 2124821)]