123307440

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{513781}}^1$

素因数の和:513797

約数の個数: 40

約数和(自身を含む): 382253808

約数和(自身を除く): 258946368

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 513781, 1027562, 1541343, 2055124, 2568905, 3082686, 4110248, 5137810, 6165372, 7706715, 8220496, 10275620, 12330744, 15413430, 20551240, 24661488, 30826860, 41102480, 61653720, 123307440]

約数ペア:

[(1, 123307440), (2, 61653720), (3, 41102480), (4, 30826860), (5, 24661488), (6, 20551240), (8, 15413430), (10, 12330744), (12, 10275620), (15, 8220496), (16, 7706715), (20, 6165372), (24, 5137810), (30, 4110248), (40, 3082686), (48, 2568905), (60, 2055124), (80, 1541343), (120, 1027562), (240, 513781)]