221640216

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{151}}^1\times {\mathrm{8737}}^1$

素因数の和:8904

約数の個数: 64

約数和(自身を含む): 637524480

約数和(自身を除く): 415884264

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 42, 56, 84, 151, 168, 302, 453, 604, 906, 1057, 1208, 1812, 2114, 3171, 3624, 4228, 6342, 8456, 8737, 12684, 17474, 25368, 26211, 34948, 52422, 61159, 69896, 104844, 122318, 183477, 209688, 244636, 366954, 489272, 733908, 1319287, 1467816, 2638574, 3957861, 5277148, 7915722, 9235009, 10554296, 15831444, 18470018, 27705027, 31662888, 36940036, 55410054, 73880072, 110820108, 221640216]

約数ペア:

[(1, 221640216), (2, 110820108), (3, 73880072), (4, 55410054), (6, 36940036), (7, 31662888), (8, 27705027), (12, 18470018), (14, 15831444), (21, 10554296), (24, 9235009), (28, 7915722), (42, 5277148), (56, 3957861), (84, 2638574), (151, 1467816), (168, 1319287), (302, 733908), (453, 489272), (604, 366954), (906, 244636), (1057, 209688), (1208, 183477), (1812, 122318), (2114, 104844), (3171, 69896), (3624, 61159), (4228, 52422), (6342, 34948), (8456, 26211), (8737, 25368), (12684, 17474)]