252908656

素因数分解:

$2^4\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{15791}}^1$

素因数の和:15830

約数の個数: 80

約数和(自身を含む): 657957888

約数和(自身を除く): 405049232

約数列:

[1, 2, 4, 7, 8, 11, 13, 14, 16, 22, 26, 28, 44, 52, 56, 77, 88, 91, 104, 112, 143, 154, 176, 182, 208, 286, 308, 364, 572, 616, 728, 1001, 1144, 1232, 1456, 2002, 2288, 4004, 8008, 15791, 16016, 31582, 63164, 110537, 126328, 173701, 205283, 221074, 252656, 347402, 410566, 442148, 694804, 821132, 884296, 1215907, 1389608, 1436981, 1642264, 1768592, 2258113, 2431814, 2779216, 2873962, 3284528, 4516226, 4863628, 5747924, 9032452, 9727256, 11495848, 15806791, 18064904, 19454512, 22991696, 31613582, 36129808, 63227164, 126454328, 252908656]

約数ペア:

[(1, 252908656), (2, 126454328), (4, 63227164), (7, 36129808), (8, 31613582), (11, 22991696), (13, 19454512), (14, 18064904), (16, 15806791), (22, 11495848), (26, 9727256), (28, 9032452), (44, 5747924), (52, 4863628), (56, 4516226), (77, 3284528), (88, 2873962), (91, 2779216), (104, 2431814), (112, 2258113), (143, 1768592), (154, 1642264), (176, 1436981), (182, 1389608), (208, 1215907), (286, 884296), (308, 821132), (364, 694804), (572, 442148), (616, 410566), (728, 347402), (1001, 252656), (1144, 221074), (1232, 205283), (1456, 173701), (2002, 126328), (2288, 110537), (4004, 63164), (8008, 31582), (15791, 16016)]