320238464

素因数分解:

$2^7\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{1447}}^1$

素因数の和:1500

約数の個数: 128

約数和(自身を含む): 827097600

約数和(自身を除く): 506859136

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 19, 26, 28, 32, 38, 52, 56, 64, 76, 91, 104, 112, 128, 133, 152, 182, 208, 224, 247, 266, 304, 364, 416, 448, 494, 532, 608, 728, 832, 896, 988, 1064, 1216, 1447, 1456, 1664, 1729, 1976, 2128, 2432, 2894, 2912, 3458, 3952, 4256, 5788, 5824, 6916, 7904, 8512, 10129, 11576, 11648, 13832, 15808, 17024, 18811, 20258, 23152, 27493, 27664, 31616, 37622, 40516, 46304, 54986, 55328, 75244, 81032, 92608, 109972, 110656, 131677, 150488, 162064, 185216, 192451, 219944, 221312, 263354, 300976, 324128, 357409, 384902, 439888, 526708, 601952, 648256, 714818, 769804, 879776, 1053416, 1203904, 1296512, 1429636, 1539608, 1759552, 2106832, 2407808, 2501863, 2859272, 3079216, 3519104, 4213664, 5003726, 5718544, 6158432, 8427328, 10007452, 11437088, 12316864, 16854656, 20014904, 22874176, 24633728, 40029808, 45748352, 80059616, 160119232, 320238464]

約数ペア:

[(1, 320238464), (2, 160119232), (4, 80059616), (7, 45748352), (8, 40029808), (13, 24633728), (14, 22874176), (16, 20014904), (19, 16854656), (26, 12316864), (28, 11437088), (32, 10007452), (38, 8427328), (52, 6158432), (56, 5718544), (64, 5003726), (76, 4213664), (91, 3519104), (104, 3079216), (112, 2859272), (128, 2501863), (133, 2407808), (152, 2106832), (182, 1759552), (208, 1539608), (224, 1429636), (247, 1296512), (266, 1203904), (304, 1053416), (364, 879776), (416, 769804), (448, 714818), (494, 648256), (532, 601952), (608, 526708), (728, 439888), (832, 384902), (896, 357409), (988, 324128), (1064, 300976), (1216, 263354), (1447, 221312), (1456, 219944), (1664, 192451), (1729, 185216), (1976, 162064), (2128, 150488), (2432, 131677), (2894, 110656), (2912, 109972), (3458, 92608), (3952, 81032), (4256, 75244), (5788, 55328), (5824, 54986), (6916, 46304), (7904, 40516), (8512, 37622), (10129, 31616), (11576, 27664), (11648, 27493), (13832, 23152), (15808, 20258), (17024, 18811)]