309375240

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{1291}}^1\times {\mathrm{1997}}^1$

素因数の和:3302

約数の個数: 64

約数和(自身を含む): 929309760

約数和(自身を除く): 619934520

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 1291, 1997, 2582, 3873, 3994, 5164, 5991, 6455, 7746, 7988, 9985, 10328, 11982, 12910, 15492, 15976, 19365, 19970, 23964, 25820, 29955, 30984, 38730, 39940, 47928, 51640, 59910, 77460, 79880, 119820, 154920, 239640, 2578127, 5156254, 7734381, 10312508, 12890635, 15468762, 20625016, 25781270, 30937524, 38671905, 51562540, 61875048, 77343810, 103125080, 154687620, 309375240]

約数ペア:

[(1, 309375240), (2, 154687620), (3, 103125080), (4, 77343810), (5, 61875048), (6, 51562540), (8, 38671905), (10, 30937524), (12, 25781270), (15, 20625016), (20, 15468762), (24, 12890635), (30, 10312508), (40, 7734381), (60, 5156254), (120, 2578127), (1291, 239640), (1997, 154920), (2582, 119820), (3873, 79880), (3994, 77460), (5164, 59910), (5991, 51640), (6455, 47928), (7746, 39940), (7988, 38730), (9985, 30984), (10328, 29955), (11982, 25820), (12910, 23964), (15492, 19970), (15976, 19365)]