721346304

素因数分解:

$2^8\times 3^1\times 7^1\times {\mathrm{109}}^1\times {\mathrm{1231}}^1$

素因数の和:1366

約数の個数: 144

約数和(自身を含む): 2216023040

約数和(自身を除く): 1494676736

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 32, 42, 48, 56, 64, 84, 96, 109, 112, 128, 168, 192, 218, 224, 256, 327, 336, 384, 436, 448, 654, 672, 763, 768, 872, 896, 1231, 1308, 1344, 1526, 1744, 1792, 2289, 2462, 2616, 2688, 3052, 3488, 3693, 4578, 4924, 5232, 5376, 6104, 6976, 7386, 8617, 9156, 9848, 10464, 12208, 13952, 14772, 17234, 18312, 19696, 20928, 24416, 25851, 27904, 29544, 34468, 36624, 39392, 41856, 48832, 51702, 59088, 68936, 73248, 78784, 83712, 97664, 103404, 118176, 134179, 137872, 146496, 157568, 195328, 206808, 236352, 268358, 275744, 292992, 315136, 402537, 413616, 472704, 536716, 551488, 585984, 805074, 827232, 939253, 945408, 1073432, 1102976, 1610148, 1654464, 1878506, 2146864, 2205952, 2817759, 3220296, 3308928, 3757012, 4293728, 5635518, 6440592, 6617856, 7514024, 8587456, 11271036, 12881184, 15028048, 17174912, 22542072, 25762368, 30056096, 34349824, 45084144, 51524736, 60112192, 90168288, 103049472, 120224384, 180336576, 240448768, 360673152, 721346304]

約数ペア:

[(1, 721346304), (2, 360673152), (3, 240448768), (4, 180336576), (6, 120224384), (7, 103049472), (8, 90168288), (12, 60112192), (14, 51524736), (16, 45084144), (21, 34349824), (24, 30056096), (28, 25762368), (32, 22542072), (42, 17174912), (48, 15028048), (56, 12881184), (64, 11271036), (84, 8587456), (96, 7514024), (109, 6617856), (112, 6440592), (128, 5635518), (168, 4293728), (192, 3757012), (218, 3308928), (224, 3220296), (256, 2817759), (327, 2205952), (336, 2146864), (384, 1878506), (436, 1654464), (448, 1610148), (654, 1102976), (672, 1073432), (763, 945408), (768, 939253), (872, 827232), (896, 805074), (1231, 585984), (1308, 551488), (1344, 536716), (1526, 472704), (1744, 413616), (1792, 402537), (2289, 315136), (2462, 292992), (2616, 275744), (2688, 268358), (3052, 236352), (3488, 206808), (3693, 195328), (4578, 157568), (4924, 146496), (5232, 137872), (5376, 134179), (6104, 118176), (6976, 103404), (7386, 97664), (8617, 83712), (9156, 78784), (9848, 73248), (10464, 68936), (12208, 59088), (13952, 51702), (14772, 48832), (17234, 41856), (18312, 39392), (19696, 36624), (20928, 34468), (24416, 29544), (25851, 27904)]