216228040

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{643}}^1\times {\mathrm{1201}}^1$

素因数の和:1862

約数の個数: 64

約数和(自身を含む): 557343360

約数和(自身を除く): 341115320

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 643, 1201, 1286, 2402, 2572, 3215, 4501, 4804, 5144, 6005, 6430, 8407, 9002, 9608, 12010, 12860, 16814, 18004, 22505, 24020, 25720, 33628, 36008, 42035, 45010, 48040, 67256, 84070, 90020, 168140, 180040, 336280, 772243, 1544486, 3088972, 3861215, 5405701, 6177944, 7722430, 10811402, 15444860, 21622804, 27028505, 30889720, 43245608, 54057010, 108114020, 216228040]

約数ペア:

[(1, 216228040), (2, 108114020), (4, 54057010), (5, 43245608), (7, 30889720), (8, 27028505), (10, 21622804), (14, 15444860), (20, 10811402), (28, 7722430), (35, 6177944), (40, 5405701), (56, 3861215), (70, 3088972), (140, 1544486), (280, 772243), (643, 336280), (1201, 180040), (1286, 168140), (2402, 90020), (2572, 84070), (3215, 67256), (4501, 48040), (4804, 45010), (5144, 42035), (6005, 36008), (6430, 33628), (8407, 25720), (9002, 24020), (9608, 22505), (12010, 18004), (12860, 16814)]