747910128

素因数分解:

$2^4\times 3^1\times 7^3\times {\mathrm{45427}}^1$

素因数の和:45459

約数の個数: 80

約数和(自身を含む): 2253228800

約数和(自身を除く): 1505318672

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 42, 48, 49, 56, 84, 98, 112, 147, 168, 196, 294, 336, 343, 392, 588, 686, 784, 1029, 1176, 1372, 2058, 2352, 2744, 4116, 5488, 8232, 16464, 45427, 90854, 136281, 181708, 272562, 317989, 363416, 545124, 635978, 726832, 953967, 1090248, 1271956, 1907934, 2180496, 2225923, 2543912, 3815868, 4451846, 5087824, 6677769, 7631736, 8903692, 13355538, 15263472, 15581461, 17807384, 26711076, 31162922, 35614768, 46744383, 53422152, 62325844, 93488766, 106844304, 124651688, 186977532, 249303376, 373955064, 747910128]

約数ペア:

[(1, 747910128), (2, 373955064), (3, 249303376), (4, 186977532), (6, 124651688), (7, 106844304), (8, 93488766), (12, 62325844), (14, 53422152), (16, 46744383), (21, 35614768), (24, 31162922), (28, 26711076), (42, 17807384), (48, 15581461), (49, 15263472), (56, 13355538), (84, 8903692), (98, 7631736), (112, 6677769), (147, 5087824), (168, 4451846), (196, 3815868), (294, 2543912), (336, 2225923), (343, 2180496), (392, 1907934), (588, 1271956), (686, 1090248), (784, 953967), (1029, 726832), (1176, 635978), (1372, 545124), (2058, 363416), (2352, 317989), (2744, 272562), (4116, 181708), (5488, 136281), (8232, 90854), (16464, 45427)]