440464128

素因数分解:

$2^8\times 3^1\times {\mathrm{13}}^1\times {\mathrm{157}}^1\times {\mathrm{281}}^1$

素因数の和:470

約数の個数: 144

約数和(自身を含む): 1275014496

約数和(自身を除く): 834550368

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 32, 39, 48, 52, 64, 78, 96, 104, 128, 156, 157, 192, 208, 256, 281, 312, 314, 384, 416, 471, 562, 624, 628, 768, 832, 843, 942, 1124, 1248, 1256, 1664, 1686, 1884, 2041, 2248, 2496, 2512, 3328, 3372, 3653, 3768, 4082, 4496, 4992, 5024, 6123, 6744, 7306, 7536, 8164, 8992, 9984, 10048, 10959, 12246, 13488, 14612, 15072, 16328, 17984, 20096, 21918, 24492, 26976, 29224, 30144, 32656, 35968, 40192, 43836, 44117, 48984, 53952, 58448, 60288, 65312, 71936, 87672, 88234, 97968, 107904, 116896, 120576, 130624, 132351, 175344, 176468, 195936, 215808, 233792, 261248, 264702, 350688, 352936, 391872, 467584, 522496, 529404, 573521, 701376, 705872, 783744, 935168, 1058808, 1147042, 1402752, 1411744, 1567488, 1720563, 2117616, 2294084, 2805504, 2823488, 3441126, 4235232, 4588168, 5646976, 6882252, 8470464, 9176336, 11293952, 13764504, 16940928, 18352672, 27529008, 33881856, 36705344, 55058016, 73410688, 110116032, 146821376, 220232064, 440464128]

約数ペア:

[(1, 440464128), (2, 220232064), (3, 146821376), (4, 110116032), (6, 73410688), (8, 55058016), (12, 36705344), (13, 33881856), (16, 27529008), (24, 18352672), (26, 16940928), (32, 13764504), (39, 11293952), (48, 9176336), (52, 8470464), (64, 6882252), (78, 5646976), (96, 4588168), (104, 4235232), (128, 3441126), (156, 2823488), (157, 2805504), (192, 2294084), (208, 2117616), (256, 1720563), (281, 1567488), (312, 1411744), (314, 1402752), (384, 1147042), (416, 1058808), (471, 935168), (562, 783744), (624, 705872), (628, 701376), (768, 573521), (832, 529404), (843, 522496), (942, 467584), (1124, 391872), (1248, 352936), (1256, 350688), (1664, 264702), (1686, 261248), (1884, 233792), (2041, 215808), (2248, 195936), (2496, 176468), (2512, 175344), (3328, 132351), (3372, 130624), (3653, 120576), (3768, 116896), (4082, 107904), (4496, 97968), (4992, 88234), (5024, 87672), (6123, 71936), (6744, 65312), (7306, 60288), (7536, 58448), (8164, 53952), (8992, 48984), (9984, 44117), (10048, 43836), (10959, 40192), (12246, 35968), (13488, 32656), (14612, 30144), (15072, 29224), (16328, 26976), (17984, 24492), (20096, 21918)]