256530288

素因数分解:

$2^4\times 3^1\times 7^2\times {\mathrm{29}}^1\times {\mathrm{3761}}^1$

素因数の和:3815

約数の個数: 120

約数和(自身を含む): 797694480

約数和(自身を除く): 541164192

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 29, 42, 48, 49, 56, 58, 84, 87, 98, 112, 116, 147, 168, 174, 196, 203, 232, 294, 336, 348, 392, 406, 464, 588, 609, 696, 784, 812, 1176, 1218, 1392, 1421, 1624, 2352, 2436, 2842, 3248, 3761, 4263, 4872, 5684, 7522, 8526, 9744, 11283, 11368, 15044, 17052, 22566, 22736, 26327, 30088, 34104, 45132, 52654, 60176, 68208, 78981, 90264, 105308, 109069, 157962, 180528, 184289, 210616, 218138, 315924, 327207, 368578, 421232, 436276, 552867, 631848, 654414, 737156, 763483, 872552, 1105734, 1263696, 1308828, 1474312, 1526966, 1745104, 2211468, 2290449, 2617656, 2948624, 3053932, 4422936, 4580898, 5235312, 5344381, 6107864, 8845872, 9161796, 10688762, 12215728, 16033143, 18323592, 21377524, 32066286, 36647184, 42755048, 64132572, 85510096, 128265144, 256530288]

約数ペア:

[(1, 256530288), (2, 128265144), (3, 85510096), (4, 64132572), (6, 42755048), (7, 36647184), (8, 32066286), (12, 21377524), (14, 18323592), (16, 16033143), (21, 12215728), (24, 10688762), (28, 9161796), (29, 8845872), (42, 6107864), (48, 5344381), (49, 5235312), (56, 4580898), (58, 4422936), (84, 3053932), (87, 2948624), (98, 2617656), (112, 2290449), (116, 2211468), (147, 1745104), (168, 1526966), (174, 1474312), (196, 1308828), (203, 1263696), (232, 1105734), (294, 872552), (336, 763483), (348, 737156), (392, 654414), (406, 631848), (464, 552867), (588, 436276), (609, 421232), (696, 368578), (784, 327207), (812, 315924), (1176, 218138), (1218, 210616), (1392, 184289), (1421, 180528), (1624, 157962), (2352, 109069), (2436, 105308), (2842, 90264), (3248, 78981), (3761, 68208), (4263, 60176), (4872, 52654), (5684, 45132), (7522, 34104), (8526, 30088), (9744, 26327), (11283, 22736), (11368, 22566), (15044, 17052)]