220154508

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{281}}^1\times {\mathrm{3109}}^1$

素因数の和:3407

約数の個数: 72

約数和(自身を含む): 638470560

約数和(自身を除く): 418316052

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 84, 126, 252, 281, 562, 843, 1124, 1686, 1967, 2529, 3109, 3372, 3934, 5058, 5901, 6218, 7868, 9327, 10116, 11802, 12436, 17703, 18654, 21763, 23604, 27981, 35406, 37308, 43526, 55962, 65289, 70812, 87052, 111924, 130578, 195867, 261156, 391734, 783468, 873629, 1747258, 2620887, 3494516, 5241774, 6115403, 7862661, 10483548, 12230806, 15725322, 18346209, 24461612, 31450644, 36692418, 55038627, 73384836, 110077254, 220154508]

約数ペア:

[(1, 220154508), (2, 110077254), (3, 73384836), (4, 55038627), (6, 36692418), (7, 31450644), (9, 24461612), (12, 18346209), (14, 15725322), (18, 12230806), (21, 10483548), (28, 7862661), (36, 6115403), (42, 5241774), (63, 3494516), (84, 2620887), (126, 1747258), (252, 873629), (281, 783468), (562, 391734), (843, 261156), (1124, 195867), (1686, 130578), (1967, 111924), (2529, 87052), (3109, 70812), (3372, 65289), (3934, 55962), (5058, 43526), (5901, 37308), (6218, 35406), (7868, 27981), (9327, 23604), (10116, 21763), (11802, 18654), (12436, 17703)]