220996888

素因数分解:

$2^3\times 7^1\times {\mathrm{41}}^1\times {\mathrm{101}}^1\times {\mathrm{953}}^1$

素因数の和:1108

約数の個数: 64

約数和(自身を含む): 490432320

約数和(自身を除く): 269435432

約数列:

[1, 2, 4, 7, 8, 14, 28, 41, 56, 82, 101, 164, 202, 287, 328, 404, 574, 707, 808, 953, 1148, 1414, 1906, 2296, 2828, 3812, 4141, 5656, 6671, 7624, 8282, 13342, 16564, 26684, 28987, 33128, 39073, 53368, 57974, 78146, 96253, 115948, 156292, 192506, 231896, 273511, 312584, 385012, 547022, 673771, 770024, 1094044, 1347542, 2188088, 2695084, 3946373, 5390168, 7892746, 15785492, 27624611, 31570984, 55249222, 110498444, 220996888]

約数ペア:

[(1, 220996888), (2, 110498444), (4, 55249222), (7, 31570984), (8, 27624611), (14, 15785492), (28, 7892746), (41, 5390168), (56, 3946373), (82, 2695084), (101, 2188088), (164, 1347542), (202, 1094044), (287, 770024), (328, 673771), (404, 547022), (574, 385012), (707, 312584), (808, 273511), (953, 231896), (1148, 192506), (1414, 156292), (1906, 115948), (2296, 96253), (2828, 78146), (3812, 57974), (4141, 53368), (5656, 39073), (6671, 33128), (7624, 28987), (8282, 26684), (13342, 16564)]