291224248

素因数分解:

$2^3\times 7^2\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{641}}^1$

素因数の和:741

約数の個数: 96

約数和(自身を含む): 680648400

約数和(自身を除く): 389424152

約数列:

[1, 2, 4, 7, 8, 14, 19, 28, 38, 49, 56, 61, 76, 98, 122, 133, 152, 196, 244, 266, 392, 427, 488, 532, 641, 854, 931, 1064, 1159, 1282, 1708, 1862, 2318, 2564, 2989, 3416, 3724, 4487, 4636, 5128, 5978, 7448, 8113, 8974, 9272, 11956, 12179, 16226, 17948, 23912, 24358, 31409, 32452, 35896, 39101, 48716, 56791, 62818, 64904, 78202, 85253, 97432, 113582, 125636, 156404, 170506, 227164, 251272, 273707, 312808, 341012, 454328, 547414, 596771, 682024, 742919, 1094828, 1193542, 1485838, 1915949, 2189656, 2387084, 2971676, 3831898, 4774168, 5200433, 5943352, 7663796, 10400866, 15327592, 20801732, 36403031, 41603464, 72806062, 145612124, 291224248]

約数ペア:

[(1, 291224248), (2, 145612124), (4, 72806062), (7, 41603464), (8, 36403031), (14, 20801732), (19, 15327592), (28, 10400866), (38, 7663796), (49, 5943352), (56, 5200433), (61, 4774168), (76, 3831898), (98, 2971676), (122, 2387084), (133, 2189656), (152, 1915949), (196, 1485838), (244, 1193542), (266, 1094828), (392, 742919), (427, 682024), (488, 596771), (532, 547414), (641, 454328), (854, 341012), (931, 312808), (1064, 273707), (1159, 251272), (1282, 227164), (1708, 170506), (1862, 156404), (2318, 125636), (2564, 113582), (2989, 97432), (3416, 85253), (3724, 78202), (4487, 64904), (4636, 62818), (5128, 56791), (5978, 48716), (7448, 39101), (8113, 35896), (8974, 32452), (9272, 31409), (11956, 24358), (12179, 23912), (16226, 17948)]