223256040

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{265781}}^1$

素因数の和:265802

約数の個数: 64

約数和(自身を含む): 765452160

約数和(自身を除く): 542196120

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 105, 120, 140, 168, 210, 280, 420, 840, 265781, 531562, 797343, 1063124, 1328905, 1594686, 1860467, 2126248, 2657810, 3189372, 3720934, 3986715, 5315620, 5581401, 6378744, 7441868, 7973430, 9302335, 10631240, 11162802, 14883736, 15946860, 18604670, 22325604, 27907005, 31893720, 37209340, 44651208, 55814010, 74418680, 111628020, 223256040]

約数ペア:

[(1, 223256040), (2, 111628020), (3, 74418680), (4, 55814010), (5, 44651208), (6, 37209340), (7, 31893720), (8, 27907005), (10, 22325604), (12, 18604670), (14, 15946860), (15, 14883736), (20, 11162802), (21, 10631240), (24, 9302335), (28, 7973430), (30, 7441868), (35, 6378744), (40, 5581401), (42, 5315620), (56, 3986715), (60, 3720934), (70, 3189372), (84, 2657810), (105, 2126248), (120, 1860467), (140, 1594686), (168, 1328905), (210, 1063124), (280, 797343), (420, 531562), (840, 265781)]