220728312

素因数分解:

$2^3\times 3^2\times 7^1\times {\mathrm{437953}}^1$

素因数の和:437972

約数の個数: 48

約数和(自身を含む): 683208240

約数和(自身を除く): 462479928

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 18, 21, 24, 28, 36, 42, 56, 63, 72, 84, 126, 168, 252, 504, 437953, 875906, 1313859, 1751812, 2627718, 3065671, 3503624, 3941577, 5255436, 6131342, 7883154, 9197013, 10510872, 12262684, 15766308, 18394026, 24525368, 27591039, 31532616, 36788052, 55182078, 73576104, 110364156, 220728312]

約数ペア:

[(1, 220728312), (2, 110364156), (3, 73576104), (4, 55182078), (6, 36788052), (7, 31532616), (8, 27591039), (9, 24525368), (12, 18394026), (14, 15766308), (18, 12262684), (21, 10510872), (24, 9197013), (28, 7883154), (36, 6131342), (42, 5255436), (56, 3941577), (63, 3503624), (72, 3065671), (84, 2627718), (126, 1751812), (168, 1313859), (252, 875906), (504, 437953)]