81619824

素因数分解:

$2^4\times 3^1\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1$

素因数の和:116

約数の個数: 240

約数和(自身を含む): 265982976

約数和(自身を除く): 184363152

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 13, 16, 22, 23, 24, 26, 33, 39, 44, 46, 47, 48, 52, 66, 69, 78, 88, 92, 94, 104, 121, 132, 138, 141, 143, 156, 176, 184, 188, 208, 242, 253, 264, 276, 282, 286, 299, 312, 363, 368, 376, 429, 484, 506, 517, 528, 552, 564, 572, 598, 611, 624, 726, 752, 759, 858, 897, 968, 1012, 1034, 1081, 1104, 1128, 1144, 1196, 1222, 1452, 1518, 1551, 1573, 1716, 1794, 1833, 1936, 2024, 2068, 2162, 2256, 2288, 2392, 2444, 2783, 2904, 3036, 3102, 3146, 3243, 3289, 3432, 3588, 3666, 4048, 4136, 4324, 4719, 4784, 4888, 5566, 5687, 5808, 6072, 6204, 6292, 6486, 6578, 6721, 6864, 7176, 7332, 8272, 8349, 8648, 9438, 9776, 9867, 11132, 11374, 11891, 12144, 12408, 12584, 12972, 13156, 13442, 14053, 14352, 14664, 16698, 17061, 17296, 18876, 19734, 20163, 22264, 22748, 23782, 24816, 25168, 25944, 26312, 26884, 28106, 29328, 33396, 34122, 35673, 36179, 37752, 39468, 40326, 42159, 44528, 45496, 47564, 51888, 52624, 53768, 56212, 66792, 68244, 71346, 72358, 73931, 75504, 78936, 80652, 84318, 90992, 95128, 107536, 108537, 112424, 130801, 133584, 136488, 142692, 144716, 147862, 154583, 157872, 161304, 168636, 190256, 217074, 221793, 224848, 261602, 272976, 285384, 289432, 295724, 309166, 322608, 337272, 392403, 434148, 443586, 463749, 523204, 570768, 578864, 591448, 618332, 674544, 784806, 868296, 887172, 927498, 1046408, 1182896, 1236664, 1569612, 1700413, 1736592, 1774344, 1854996, 2092816, 2473328, 3139224, 3400826, 3548688, 3709992, 5101239, 6278448, 6801652, 7419984, 10202478, 13603304, 20404956, 27206608, 40809912, 81619824]

約数ペア:

[(1, 81619824), (2, 40809912), (3, 27206608), (4, 20404956), (6, 13603304), (8, 10202478), (11, 7419984), (12, 6801652), (13, 6278448), (16, 5101239), (22, 3709992), (23, 3548688), (24, 3400826), (26, 3139224), (33, 2473328), (39, 2092816), (44, 1854996), (46, 1774344), (47, 1736592), (48, 1700413), (52, 1569612), (66, 1236664), (69, 1182896), (78, 1046408), (88, 927498), (92, 887172), (94, 868296), (104, 784806), (121, 674544), (132, 618332), (138, 591448), (141, 578864), (143, 570768), (156, 523204), (176, 463749), (184, 443586), (188, 434148), (208, 392403), (242, 337272), (253, 322608), (264, 309166), (276, 295724), (282, 289432), (286, 285384), (299, 272976), (312, 261602), (363, 224848), (368, 221793), (376, 217074), (429, 190256), (484, 168636), (506, 161304), (517, 157872), (528, 154583), (552, 147862), (564, 144716), (572, 142692), (598, 136488), (611, 133584), (624, 130801), (726, 112424), (752, 108537), (759, 107536), (858, 95128), (897, 90992), (968, 84318), (1012, 80652), (1034, 78936), (1081, 75504), (1104, 73931), (1128, 72358), (1144, 71346), (1196, 68244), (1222, 66792), (1452, 56212), (1518, 53768), (1551, 52624), (1573, 51888), (1716, 47564), (1794, 45496), (1833, 44528), (1936, 42159), (2024, 40326), (2068, 39468), (2162, 37752), (2256, 36179), (2288, 35673), (2392, 34122), (2444, 33396), (2783, 29328), (2904, 28106), (3036, 26884), (3102, 26312), (3146, 25944), (3243, 25168), (3289, 24816), (3432, 23782), (3588, 22748), (3666, 22264), (4048, 20163), (4136, 19734), (4324, 18876), (4719, 17296), (4784, 17061), (4888, 16698), (5566, 14664), (5687, 14352), (5808, 14053), (6072, 13442), (6204, 13156), (6292, 12972), (6486, 12584), (6578, 12408), (6721, 12144), (6864, 11891), (7176, 11374), (7332, 11132), (8272, 9867), (8349, 9776), (8648, 9438)]