401649790464

素因数分解:

$2^9\times 3^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{67}}^1\times {\mathrm{229}}^1$

素因数の和:375

約数の個数: 960

約数和(自身を含む): 1397735539200

約数和(自身を除く): 996085748736

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 18, 19, 23, 24, 26, 32, 36, 38, 39, 46, 48, 52, 57, 64, 67, 69, 72, 76, 78, 92, 96, 104, 114, 117, 128, 134, 138, 144, 152, 156, 171, 184, 192, 201, 207, 208, 228, 229, 234, 247, 256, 268, 276, 288, 299, 304, 312, 342, 368, 384, 402, 414, 416, 437, 456, 458, 468, 494, 512, 536, 552, 576, 598, 603, 608, 624, 684, 687, 736, 741, 768, 804, 828, 832, 871, 874, 897, 912, 916, 936, 988, 1072, 1104, 1152, 1196, 1206, 1216, 1248, 1273, 1311, 1368, 1374, 1472, 1482, 1536, 1541, 1608, 1656, 1664, 1742, 1748, 1794, 1824, 1832, 1872, 1976, 2061, 2144, 2208, 2223, 2304, 2392, 2412, 2432, 2496, 2546, 2613, 2622, 2691, 2736, 2748, 2944, 2964, 2977, 3082, 3216, 3312, 3328, 3484, 3496, 3588, 3648, 3664, 3744, 3819, 3933, 3952, 4122, 4288, 4351, 4416, 4446, 4608, 4623, 4784, 4824, 4864, 4992, 5092, 5226, 5244, 5267, 5382, 5472, 5496, 5681, 5888, 5928, 5954, 6164, 6432, 6624, 6656, 6968, 6992, 7176, 7296, 7328, 7488, 7638, 7839, 7866, 7904, 8244, 8576, 8702, 8832, 8892, 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約数ペア:

[(1, 401649790464), (2, 200824895232), (3, 133883263488), (4, 100412447616), (6, 66941631744), (8, 50206223808), (9, 44627754496), (12, 33470815872), (13, 30896137728), (16, 25103111904), (18, 22313877248), (19, 21139462656), (23, 17463034368), (24, 16735407936), (26, 15448068864), (32, 12551555952), (36, 11156938624), (38, 10569731328), (39, 10298712576), (46, 8731517184), (48, 8367703968), (52, 7724034432), (57, 7046487552), (64, 6275777976), (67, 5994772992), (69, 5821011456), (72, 5578469312), (76, 5284865664), (78, 5149356288), (92, 4365758592), (96, 4183851984), (104, 3862017216), (114, 3523243776), (117, 3432904192), (128, 3137888988), (134, 2997386496), (138, 2910505728), (144, 2789234656), (152, 2642432832), (156, 2574678144), (171, 2348829184), (184, 2182879296), (192, 2091925992), (201, 1998257664), (207, 1940337152), (208, 1931008608), (228, 1761621888), (229, 1753929216), (234, 1716452096), (247, 1626112512), (256, 1568944494), (268, 1498693248), (276, 1455252864), (288, 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