664740

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{1231}}^1$

素因数の和:1249

約数の個数: 48

約数和(自身を含む): 2069760

約数和(自身を除く): 1405020

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 90, 108, 135, 180, 270, 540, 1231, 2462, 3693, 4924, 6155, 7386, 11079, 12310, 14772, 18465, 22158, 24620, 33237, 36930, 44316, 55395, 66474, 73860, 110790, 132948, 166185, 221580, 332370, 664740]

約数ペア:

[(1, 664740), (2, 332370), (3, 221580), (4, 166185), (5, 132948), (6, 110790), (9, 73860), (10, 66474), (12, 55395), (15, 44316), (18, 36930), (20, 33237), (27, 24620), (30, 22158), (36, 18465), (45, 14772), (54, 12310), (60, 11079), (90, 7386), (108, 6155), (135, 4924), (180, 3693), (270, 2462), (540, 1231)]