399268656

素因数分解:

$2^4\times 3^3\times {\mathrm{907}}^1\times {\mathrm{1019}}^1$

素因数の和:1943

約数の個数: 80

約数和(自身を含む): 1148438400

約数和(自身を除く): 749169744

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 36, 48, 54, 72, 108, 144, 216, 432, 907, 1019, 1814, 2038, 2721, 3057, 3628, 4076, 5442, 6114, 7256, 8152, 8163, 9171, 10884, 12228, 14512, 16304, 16326, 18342, 21768, 24456, 24489, 27513, 32652, 36684, 43536, 48912, 48978, 55026, 65304, 73368, 97956, 110052, 130608, 146736, 195912, 220104, 391824, 440208, 924233, 1848466, 2772699, 3696932, 5545398, 7393864, 8318097, 11090796, 14787728, 16636194, 22181592, 24954291, 33272388, 44363184, 49908582, 66544776, 99817164, 133089552, 199634328, 399268656]

約数ペア:

[(1, 399268656), (2, 199634328), (3, 133089552), (4, 99817164), (6, 66544776), (8, 49908582), (9, 44363184), (12, 33272388), (16, 24954291), (18, 22181592), (24, 16636194), (27, 14787728), (36, 11090796), (48, 8318097), (54, 7393864), (72, 5545398), (108, 3696932), (144, 2772699), (216, 1848466), (432, 924233), (907, 440208), (1019, 391824), (1814, 220104), (2038, 195912), (2721, 146736), (3057, 130608), (3628, 110052), (4076, 97956), (5442, 73368), (6114, 65304), (7256, 55026), (8152, 48978), (8163, 48912), (9171, 43536), (10884, 36684), (12228, 32652), (14512, 27513), (16304, 24489), (16326, 24456), (18342, 21768)]