728887376

素因数分解:

$2^4\times 7^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{53}}^1\times {\mathrm{233}}^1$

素因数の和:349

約数の個数: 160

約数和(自身を含む): 1805027328

約数和(自身を除く): 1076139952

約数列:

[1, 2, 4, 7, 8, 14, 16, 17, 28, 31, 34, 53, 56, 62, 68, 106, 112, 119, 124, 136, 212, 217, 233, 238, 248, 272, 371, 424, 434, 466, 476, 496, 527, 742, 848, 868, 901, 932, 952, 1054, 1484, 1631, 1643, 1736, 1802, 1864, 1904, 2108, 2968, 3262, 3286, 3472, 3604, 3689, 3728, 3961, 4216, 5936, 6307, 6524, 6572, 7208, 7223, 7378, 7922, 8432, 11501, 12349, 12614, 13048, 13144, 14416, 14446, 14756, 15844, 23002, 24698, 25228, 26096, 26288, 27727, 27931, 28892, 29512, 31688, 46004, 49396, 50456, 50561, 55454, 55862, 57784, 59024, 63376, 86443, 92008, 98792, 100912, 101122, 110908, 111724, 115568, 122791, 172886, 184016, 195517, 197584, 202244, 209933, 221816, 223448, 245582, 345772, 382819, 391034, 404488, 419866, 443632, 446896, 491164, 691544, 765638, 782068, 808976, 839732, 859537, 982328, 1383088, 1469531, 1531276, 1564136, 1679464, 1719074, 1964656, 2679733, 2939062, 3062552, 3128272, 3358928, 3438148, 5359466, 5878124, 6125104, 6507923, 6876296, 10718932, 11756248, 13015846, 13752592, 21437864, 23512496, 26031692, 42875728, 45555461, 52063384, 91110922, 104126768, 182221844, 364443688, 728887376]

約数ペア:

[(1, 728887376), (2, 364443688), (4, 182221844), (7, 104126768), (8, 91110922), (14, 52063384), (16, 45555461), (17, 42875728), (28, 26031692), (31, 23512496), (34, 21437864), (53, 13752592), (56, 13015846), (62, 11756248), (68, 10718932), (106, 6876296), (112, 6507923), (119, 6125104), (124, 5878124), (136, 5359466), (212, 3438148), (217, 3358928), (233, 3128272), (238, 3062552), (248, 2939062), (272, 2679733), (371, 1964656), (424, 1719074), (434, 1679464), (466, 1564136), (476, 1531276), (496, 1469531), (527, 1383088), (742, 982328), (848, 859537), (868, 839732), (901, 808976), (932, 782068), (952, 765638), (1054, 691544), (1484, 491164), (1631, 446896), (1643, 443632), (1736, 419866), (1802, 404488), (1864, 391034), (1904, 382819), (2108, 345772), (2968, 245582), (3262, 223448), (3286, 221816), (3472, 209933), (3604, 202244), (3689, 197584), (3728, 195517), (3961, 184016), (4216, 172886), (5936, 122791), (6307, 115568), (6524, 111724), (6572, 110908), (7208, 101122), (7223, 100912), (7378, 98792), (7922, 92008), (8432, 86443), (11501, 63376), (12349, 59024), (12614, 57784), (13048, 55862), (13144, 55454), (14416, 50561), (14446, 50456), (14756, 49396), (15844, 46004), (23002, 31688), (24698, 29512), (25228, 28892), (26096, 27931), (26288, 27727)]