217870440

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{1815587}}^1$

素因数の和:1815601

約数の個数: 32

約数和(自身を含む): 653611680

約数和(自身を除く): 435741240

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 1815587, 3631174, 5446761, 7262348, 9077935, 10893522, 14524696, 18155870, 21787044, 27233805, 36311740, 43574088, 54467610, 72623480, 108935220, 217870440]

約数ペア:

[(1, 217870440), (2, 108935220), (3, 72623480), (4, 54467610), (5, 43574088), (6, 36311740), (8, 27233805), (10, 21787044), (12, 18155870), (15, 14524696), (20, 10893522), (24, 9077935), (30, 7262348), (40, 5446761), (60, 3631174), (120, 1815587)]