239781720

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{1998181}}^1$

素因数の和:1998195

約数の個数: 32

約数和(自身を含む): 719345520

約数和(自身を除く): 479563800

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 1998181, 3996362, 5994543, 7992724, 9990905, 11989086, 15985448, 19981810, 23978172, 29972715, 39963620, 47956344, 59945430, 79927240, 119890860, 239781720]

約数ペア:

[(1, 239781720), (2, 119890860), (3, 79927240), (4, 59945430), (5, 47956344), (6, 39963620), (8, 29972715), (10, 23978172), (12, 19981810), (15, 15985448), (20, 11989086), (24, 9990905), (30, 7992724), (40, 5994543), (60, 3996362), (120, 1998181)]