55661940

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{109}}^1\times {\mathrm{2837}}^1$

素因数の和:2961

約数の個数: 72

約数和(自身を含む): 170450280

約数和(自身を除く): 114788340

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 109, 180, 218, 327, 436, 545, 654, 981, 1090, 1308, 1635, 1962, 2180, 2837, 3270, 3924, 4905, 5674, 6540, 8511, 9810, 11348, 14185, 17022, 19620, 25533, 28370, 34044, 42555, 51066, 56740, 85110, 102132, 127665, 170220, 255330, 309233, 510660, 618466, 927699, 1236932, 1546165, 1855398, 2783097, 3092330, 3710796, 4638495, 5566194, 6184660, 9276990, 11132388, 13915485, 18553980, 27830970, 55661940]

約数ペア:

[(1, 55661940), (2, 27830970), (3, 18553980), (4, 13915485), (5, 11132388), (6, 9276990), (9, 6184660), (10, 5566194), (12, 4638495), (15, 3710796), (18, 3092330), (20, 2783097), (30, 1855398), (36, 1546165), (45, 1236932), (60, 927699), (90, 618466), (109, 510660), (180, 309233), (218, 255330), (327, 170220), (436, 127665), (545, 102132), (654, 85110), (981, 56740), (1090, 51066), (1308, 42555), (1635, 34044), (1962, 28370), (2180, 25533), (2837, 19620), (3270, 17022), (3924, 14185), (4905, 11348), (5674, 9810), (6540, 8511)]