81015792

素因数分解:

$2^4\times 3^1\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{37}}^1$

素因数の和:112

約数の個数: 240

約数和(自身を含む): 263212320

約数和(自身を除く): 182196528

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 13, 16, 22, 24, 26, 29, 33, 37, 39, 44, 48, 52, 58, 66, 74, 78, 87, 88, 104, 111, 116, 121, 132, 143, 148, 156, 174, 176, 208, 222, 232, 242, 264, 286, 296, 312, 319, 348, 363, 377, 407, 429, 444, 464, 481, 484, 528, 572, 592, 624, 638, 696, 726, 754, 814, 858, 888, 957, 962, 968, 1073, 1131, 1144, 1221, 1276, 1392, 1443, 1452, 1508, 1573, 1628, 1716, 1776, 1914, 1924, 1936, 2146, 2262, 2288, 2442, 2552, 2886, 2904, 3016, 3146, 3219, 3256, 3432, 3509, 3828, 3848, 4147, 4292, 4477, 4524, 4719, 4884, 5104, 5291, 5772, 5808, 6032, 6292, 6438, 6512, 6864, 7018, 7656, 7696, 8294, 8584, 8954, 9048, 9438, 9768, 10527, 10582, 11544, 11803, 12441, 12584, 12876, 13431, 13949, 14036, 15312, 15873, 16588, 17168, 17908, 18096, 18876, 19536, 21054, 21164, 23088, 23606, 24882, 25168, 25752, 26862, 27898, 28072, 31746, 33176, 35409, 35816, 37752, 41847, 42108, 42328, 45617, 47212, 49764, 51504, 53724, 55796, 56144, 58201, 63492, 66352, 70818, 71632, 75504, 83694, 84216, 84656, 91234, 94424, 99528, 107448, 111592, 116402, 126984, 129833, 136851, 141636, 153439, 167388, 168432, 174603, 182468, 188848, 199056, 214896, 223184, 232804, 253968, 259666, 273702, 283272, 306878, 334776, 349206, 364936, 389499, 460317, 465608, 519332, 547404, 566544, 613756, 669552, 698412, 729872, 778998, 920634, 931216, 1038664, 1094808, 1227512, 1396824, 1557996, 1687829, 1841268, 2077328, 2189616, 2455024, 2793648, 3115992, 3375658, 3682536, 5063487, 6231984, 6751316, 7365072, 10126974, 13502632, 20253948, 27005264, 40507896, 81015792]

約数ペア:

[(1, 81015792), (2, 40507896), (3, 27005264), (4, 20253948), (6, 13502632), (8, 10126974), (11, 7365072), (12, 6751316), (13, 6231984), (16, 5063487), (22, 3682536), (24, 3375658), (26, 3115992), (29, 2793648), (33, 2455024), (37, 2189616), (39, 2077328), (44, 1841268), (48, 1687829), (52, 1557996), (58, 1396824), (66, 1227512), (74, 1094808), (78, 1038664), (87, 931216), (88, 920634), (104, 778998), (111, 729872), (116, 698412), (121, 669552), (132, 613756), (143, 566544), (148, 547404), (156, 519332), (174, 465608), (176, 460317), (208, 389499), (222, 364936), (232, 349206), (242, 334776), (264, 306878), (286, 283272), (296, 273702), (312, 259666), (319, 253968), (348, 232804), (363, 223184), (377, 214896), (407, 199056), (429, 188848), (444, 182468), (464, 174603), (481, 168432), (484, 167388), (528, 153439), (572, 141636), (592, 136851), (624, 129833), (638, 126984), (696, 116402), (726, 111592), (754, 107448), (814, 99528), (858, 94424), (888, 91234), (957, 84656), (962, 84216), (968, 83694), (1073, 75504), (1131, 71632), (1144, 70818), (1221, 66352), (1276, 63492), (1392, 58201), (1443, 56144), (1452, 55796), (1508, 53724), (1573, 51504), (1628, 49764), (1716, 47212), (1776, 45617), (1914, 42328), (1924, 42108), (1936, 41847), (2146, 37752), (2262, 35816), (2288, 35409), (2442, 33176), (2552, 31746), (2886, 28072), (2904, 27898), (3016, 26862), (3146, 25752), (3219, 25168), (3256, 24882), (3432, 23606), (3509, 23088), (3828, 21164), (3848, 21054), (4147, 19536), (4292, 18876), (4477, 18096), (4524, 17908), (4719, 17168), (4884, 16588), (5104, 15873), (5291, 15312), (5772, 14036), (5808, 13949), (6032, 13431), (6292, 12876), (6438, 12584), (6512, 12441), (6864, 11803), (7018, 11544), (7656, 10582), (7696, 10527), (8294, 9768), (8584, 9438), (8954, 9048)]