319897984

素因数分解:

$2^7\times 7^1\times {\mathrm{19}}^2\times {\mathrm{23}}^1\times {\mathrm{43}}^1$

素因数の和:125

約数の個数: 192

約数和(自身を含む): 820765440

約数和(自身を除く): 500867456

約数列:

[1, 2, 4, 7, 8, 14, 16, 19, 23, 28, 32, 38, 43, 46, 56, 64, 76, 86, 92, 112, 128, 133, 152, 161, 172, 184, 224, 266, 301, 304, 322, 344, 361, 368, 437, 448, 532, 602, 608, 644, 688, 722, 736, 817, 874, 896, 989, 1064, 1204, 1216, 1288, 1376, 1444, 1472, 1634, 1748, 1978, 2128, 2408, 2432, 2527, 2576, 2752, 2888, 2944, 3059, 3268, 3496, 3956, 4256, 4816, 5054, 5152, 5504, 5719, 5776, 6118, 6536, 6923, 6992, 7912, 8303, 8512, 9632, 10108, 10304, 11438, 11552, 12236, 13072, 13846, 13984, 15523, 15824, 16606, 17024, 18791, 19264, 20216, 20608, 22876, 23104, 24472, 26144, 27692, 27968, 31046, 31648, 33212, 37582, 38528, 40432, 45752, 46208, 48944, 52288, 55384, 55936, 58121, 62092, 63296, 66424, 75164, 80864, 91504, 97888, 104576, 108661, 110768, 116242, 124184, 126592, 131537, 132848, 150328, 161728, 183008, 195776, 217322, 221536, 232484, 248368, 263074, 265696, 300656, 323456, 357029, 366016, 391552, 434644, 443072, 464968, 496736, 526148, 531392, 601312, 714058, 732032, 869288, 886144, 929936, 993472, 1052296, 1062784, 1202624, 1428116, 1738576, 1859872, 1986944, 2104592, 2405248, 2499203, 2856232, 3477152, 3719744, 4209184, 4998406, 5712464, 6954304, 7439488, 8418368, 9996812, 11424928, 13908608, 16836736, 19993624, 22849856, 39987248, 45699712, 79974496, 159948992, 319897984]

約数ペア:

[(1, 319897984), (2, 159948992), (4, 79974496), (7, 45699712), (8, 39987248), (14, 22849856), (16, 19993624), (19, 16836736), (23, 13908608), (28, 11424928), (32, 9996812), (38, 8418368), (43, 7439488), (46, 6954304), (56, 5712464), (64, 4998406), (76, 4209184), (86, 3719744), (92, 3477152), (112, 2856232), (128, 2499203), (133, 2405248), (152, 2104592), (161, 1986944), (172, 1859872), (184, 1738576), (224, 1428116), (266, 1202624), (301, 1062784), (304, 1052296), (322, 993472), (344, 929936), (361, 886144), (368, 869288), (437, 732032), (448, 714058), (532, 601312), (602, 531392), (608, 526148), (644, 496736), (688, 464968), (722, 443072), (736, 434644), (817, 391552), (874, 366016), (896, 357029), (989, 323456), (1064, 300656), (1204, 265696), (1216, 263074), (1288, 248368), (1376, 232484), (1444, 221536), (1472, 217322), (1634, 195776), (1748, 183008), (1978, 161728), (2128, 150328), (2408, 132848), (2432, 131537), (2527, 126592), (2576, 124184), (2752, 116242), (2888, 110768), (2944, 108661), (3059, 104576), (3268, 97888), (3496, 91504), (3956, 80864), (4256, 75164), (4816, 66424), (5054, 63296), (5152, 62092), (5504, 58121), (5719, 55936), (5776, 55384), (6118, 52288), (6536, 48944), (6923, 46208), (6992, 45752), (7912, 40432), (8303, 38528), (8512, 37582), (9632, 33212), (10108, 31648), (10304, 31046), (11438, 27968), (11552, 27692), (12236, 26144), (13072, 24472), (13846, 23104), (13984, 22876), (15523, 20608), (15824, 20216), (16606, 19264), (17024, 18791)]