247904640

素因数分解:

$2^7\times 3^2\times 5^1\times {\mathrm{193}}^1\times {\mathrm{223}}^1$

素因数の和:441

約数の個数: 192

約数和(自身を含む): 864339840

約数和(自身を除く): 616435200

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 64, 72, 80, 90, 96, 120, 128, 144, 160, 180, 192, 193, 223, 240, 288, 320, 360, 384, 386, 446, 480, 576, 579, 640, 669, 720, 772, 892, 960, 965, 1115, 1152, 1158, 1338, 1440, 1544, 1737, 1784, 1920, 1930, 2007, 2230, 2316, 2676, 2880, 2895, 3088, 3345, 3474, 3568, 3860, 4014, 4460, 4632, 5352, 5760, 5790, 6176, 6690, 6948, 7136, 7720, 8028, 8685, 8920, 9264, 10035, 10704, 11580, 12352, 13380, 13896, 14272, 15440, 16056, 17370, 17840, 18528, 20070, 21408, 23160, 24704, 26760, 27792, 28544, 30880, 32112, 34740, 35680, 37056, 40140, 42816, 43039, 46320, 53520, 55584, 61760, 64224, 69480, 71360, 74112, 80280, 85632, 86078, 92640, 107040, 111168, 123520, 128448, 129117, 138960, 142720, 160560, 172156, 185280, 214080, 215195, 222336, 256896, 258234, 277920, 321120, 344312, 370560, 387351, 428160, 430390, 516468, 555840, 642240, 645585, 688624, 774702, 860780, 1032936, 1111680, 1284480, 1291170, 1377248, 1549404, 1721560, 1936755, 2065872, 2582340, 2754496, 3098808, 3443120, 3873510, 4131744, 5164680, 5508992, 6197616, 6886240, 7747020, 8263488, 10329360, 12395232, 13772480, 15494040, 16526976, 20658720, 24790464, 27544960, 30988080, 41317440, 49580928, 61976160, 82634880, 123952320, 247904640]

約数ペア:

[(1, 247904640), (2, 123952320), (3, 82634880), (4, 61976160), (5, 49580928), (6, 41317440), (8, 30988080), (9, 27544960), (10, 24790464), (12, 20658720), (15, 16526976), (16, 15494040), (18, 13772480), (20, 12395232), (24, 10329360), (30, 8263488), (32, 7747020), (36, 6886240), (40, 6197616), (45, 5508992), (48, 5164680), (60, 4131744), (64, 3873510), (72, 3443120), (80, 3098808), (90, 2754496), (96, 2582340), (120, 2065872), (128, 1936755), (144, 1721560), (160, 1549404), (180, 1377248), (192, 1291170), (193, 1284480), (223, 1111680), (240, 1032936), (288, 860780), (320, 774702), (360, 688624), (384, 645585), (386, 642240), (446, 555840), (480, 516468), (576, 430390), (579, 428160), (640, 387351), (669, 370560), (720, 344312), (772, 321120), (892, 277920), (960, 258234), (965, 256896), (1115, 222336), (1152, 215195), (1158, 214080), (1338, 185280), (1440, 172156), (1544, 160560), (1737, 142720), (1784, 138960), (1920, 129117), (1930, 128448), (2007, 123520), (2230, 111168), (2316, 107040), (2676, 92640), (2880, 86078), (2895, 85632), (3088, 80280), (3345, 74112), (3474, 71360), (3568, 69480), (3860, 64224), (4014, 61760), (4460, 55584), (4632, 53520), (5352, 46320), (5760, 43039), (5790, 42816), (6176, 40140), (6690, 37056), (6948, 35680), (7136, 34740), (7720, 32112), (8028, 30880), (8685, 28544), (8920, 27792), (9264, 26760), (10035, 24704), (10704, 23160), (11580, 21408), (12352, 20070), (13380, 18528), (13896, 17840), (14272, 17370), (15440, 16056)]