221177936

素因数分解:

$2^4\times 7^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{4519}}^1$

素因数の和:4576

約数の個数: 80

約数和(自身を含む): 538060800

約数和(自身を除く): 316882864

約数列:

[1, 2, 4, 7, 8, 14, 16, 19, 23, 28, 38, 46, 56, 76, 92, 112, 133, 152, 161, 184, 266, 304, 322, 368, 437, 532, 644, 874, 1064, 1288, 1748, 2128, 2576, 3059, 3496, 4519, 6118, 6992, 9038, 12236, 18076, 24472, 31633, 36152, 48944, 63266, 72304, 85861, 103937, 126532, 171722, 207874, 253064, 343444, 415748, 506128, 601027, 686888, 727559, 831496, 1202054, 1373776, 1455118, 1662992, 1974803, 2404108, 2910236, 3949606, 4808216, 5820472, 7899212, 9616432, 11640944, 13823621, 15798424, 27647242, 31596848, 55294484, 110588968, 221177936]

約数ペア:

[(1, 221177936), (2, 110588968), (4, 55294484), (7, 31596848), (8, 27647242), (14, 15798424), (16, 13823621), (19, 11640944), (23, 9616432), (28, 7899212), (38, 5820472), (46, 4808216), (56, 3949606), (76, 2910236), (92, 2404108), (112, 1974803), (133, 1662992), (152, 1455118), (161, 1373776), (184, 1202054), (266, 831496), (304, 727559), (322, 686888), (368, 601027), (437, 506128), (532, 415748), (644, 343444), (874, 253064), (1064, 207874), (1288, 171722), (1748, 126532), (2128, 103937), (2576, 85861), (3059, 72304), (3496, 63266), (4519, 48944), (6118, 36152), (6992, 31633), (9038, 24472), (12236, 18076)]