220677856

素因数分解:

$2^5\times 7^1\times {\mathrm{19}}^2\times {\mathrm{2729}}^1$

素因数の和:2784

約数の個数: 72

約数和(自身を含む): 524225520

約数和(自身を除く): 303547664

約数列:

[1, 2, 4, 7, 8, 14, 16, 19, 28, 32, 38, 56, 76, 112, 133, 152, 224, 266, 304, 361, 532, 608, 722, 1064, 1444, 2128, 2527, 2729, 2888, 4256, 5054, 5458, 5776, 10108, 10916, 11552, 19103, 20216, 21832, 38206, 40432, 43664, 51851, 76412, 80864, 87328, 103702, 152824, 207404, 305648, 362957, 414808, 611296, 725914, 829616, 985169, 1451828, 1659232, 1970338, 2903656, 3940676, 5807312, 6896183, 7881352, 11614624, 13792366, 15762704, 27584732, 31525408, 55169464, 110338928, 220677856]

約数ペア:

[(1, 220677856), (2, 110338928), (4, 55169464), (7, 31525408), (8, 27584732), (14, 15762704), (16, 13792366), (19, 11614624), (28, 7881352), (32, 6896183), (38, 5807312), (56, 3940676), (76, 2903656), (112, 1970338), (133, 1659232), (152, 1451828), (224, 985169), (266, 829616), (304, 725914), (361, 611296), (532, 414808), (608, 362957), (722, 305648), (1064, 207404), (1444, 152824), (2128, 103702), (2527, 87328), (2729, 80864), (2888, 76412), (4256, 51851), (5054, 43664), (5458, 40432), (5776, 38206), (10108, 21832), (10916, 20216), (11552, 19103)]