54730720

素因数分解:

$2^5\times 5^1\times {\mathrm{11}}^3\times {\mathrm{257}}^1$

素因数の和:305

約数の個数: 96

約数和(自身を含む): 142775136

約数和(自身を除く): 88044416

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 80, 88, 110, 121, 160, 176, 220, 242, 257, 352, 440, 484, 514, 605, 880, 968, 1028, 1210, 1285, 1331, 1760, 1936, 2056, 2420, 2570, 2662, 2827, 3872, 4112, 4840, 5140, 5324, 5654, 6655, 8224, 9680, 10280, 10648, 11308, 13310, 14135, 19360, 20560, 21296, 22616, 26620, 28270, 31097, 41120, 42592, 45232, 53240, 56540, 62194, 90464, 106480, 113080, 124388, 155485, 212960, 226160, 248776, 310970, 342067, 452320, 497552, 621940, 684134, 995104, 1243880, 1368268, 1710335, 2487760, 2736536, 3420670, 4975520, 5473072, 6841340, 10946144, 13682680, 27365360, 54730720]

約数ペア:

[(1, 54730720), (2, 27365360), (4, 13682680), (5, 10946144), (8, 6841340), (10, 5473072), (11, 4975520), (16, 3420670), (20, 2736536), (22, 2487760), (32, 1710335), (40, 1368268), (44, 1243880), (55, 995104), (80, 684134), (88, 621940), (110, 497552), (121, 452320), (160, 342067), (176, 310970), (220, 248776), (242, 226160), (257, 212960), (352, 155485), (440, 124388), (484, 113080), (514, 106480), (605, 90464), (880, 62194), (968, 56540), (1028, 53240), (1210, 45232), (1285, 42592), (1331, 41120), (1760, 31097), (1936, 28270), (2056, 26620), (2420, 22616), (2570, 21296), (2662, 20560), (2827, 19360), (3872, 14135), (4112, 13310), (4840, 11308), (5140, 10648), (5324, 10280), (5654, 9680), (6655, 8224)]