55213440

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{149}}^1\times {\mathrm{193}}^1$

素因数の和:364

約数の個数: 128

約数和(自身を含む): 178092000

約数和(自身を除く): 122878560

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 120, 128, 149, 160, 192, 193, 240, 298, 320, 384, 386, 447, 480, 579, 596, 640, 745, 772, 894, 960, 965, 1158, 1192, 1490, 1544, 1788, 1920, 1930, 2235, 2316, 2384, 2895, 2980, 3088, 3576, 3860, 4470, 4632, 4768, 5790, 5960, 6176, 7152, 7720, 8940, 9264, 9536, 11580, 11920, 12352, 14304, 15440, 17880, 18528, 19072, 23160, 23840, 24704, 28608, 28757, 30880, 35760, 37056, 46320, 47680, 57216, 57514, 61760, 71520, 74112, 86271, 92640, 95360, 115028, 123520, 143040, 143785, 172542, 185280, 230056, 286080, 287570, 345084, 370560, 431355, 460112, 575140, 690168, 862710, 920224, 1150280, 1380336, 1725420, 1840448, 2300560, 2760672, 3450840, 3680896, 4601120, 5521344, 6901680, 9202240, 11042688, 13803360, 18404480, 27606720, 55213440]

約数ペア:

[(1, 55213440), (2, 27606720), (3, 18404480), (4, 13803360), (5, 11042688), (6, 9202240), (8, 6901680), (10, 5521344), (12, 4601120), (15, 3680896), (16, 3450840), (20, 2760672), (24, 2300560), (30, 1840448), (32, 1725420), (40, 1380336), (48, 1150280), (60, 920224), (64, 862710), (80, 690168), (96, 575140), (120, 460112), (128, 431355), (149, 370560), (160, 345084), (192, 287570), (193, 286080), (240, 230056), (298, 185280), (320, 172542), (384, 143785), (386, 143040), (447, 123520), (480, 115028), (579, 95360), (596, 92640), (640, 86271), (745, 74112), (772, 71520), (894, 61760), (960, 57514), (965, 57216), (1158, 47680), (1192, 46320), (1490, 37056), (1544, 35760), (1788, 30880), (1920, 28757), (1930, 28608), (2235, 24704), (2316, 23840), (2384, 23160), (2895, 19072), (2980, 18528), (3088, 17880), (3576, 15440), (3860, 14304), (4470, 12352), (4632, 11920), (4768, 11580), (5790, 9536), (5960, 9264), (6176, 8940), (7152, 7720)]