81427824

素因数分解:

$2^4\times 3^2\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1$

素因数の和:128

約数の個数: 240

約数和(自身を含む): 264625920

約数和(自身を除く): 183198096

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 17, 18, 24, 29, 31, 34, 36, 37, 48, 51, 58, 62, 68, 72, 74, 87, 93, 102, 111, 116, 124, 136, 144, 148, 153, 174, 186, 204, 222, 232, 248, 261, 272, 279, 296, 306, 333, 348, 372, 408, 444, 464, 493, 496, 522, 527, 558, 592, 612, 629, 666, 696, 744, 816, 888, 899, 986, 1044, 1054, 1073, 1116, 1147, 1224, 1258, 1332, 1392, 1479, 1488, 1581, 1776, 1798, 1887, 1972, 2088, 2108, 2146, 2232, 2294, 2448, 2516, 2664, 2697, 2958, 3162, 3219, 3441, 3596, 3774, 3944, 4176, 4216, 4292, 4437, 4464, 4588, 4743, 5032, 5328, 5394, 5661, 5916, 6324, 6438, 6882, 7192, 7548, 7888, 8091, 8432, 8584, 8874, 9176, 9486, 9657, 10064, 10323, 10788, 11322, 11832, 12648, 12876, 13764, 14384, 15096, 15283, 16182, 17168, 17748, 18241, 18352, 18972, 19314, 19499, 20646, 21576, 22644, 23664, 25296, 25752, 27528, 30192, 30566, 32364, 33263, 35496, 36482, 37944, 38628, 38998, 41292, 43152, 45288, 45849, 51504, 54723, 55056, 58497, 61132, 64728, 66526, 70992, 72964, 75888, 77256, 77996, 82584, 90576, 91698, 99789, 109446, 116994, 122264, 129456, 133052, 137547, 145928, 154512, 155992, 164169, 165168, 175491, 183396, 199578, 218892, 233988, 244528, 266104, 275094, 291856, 299367, 311984, 328338, 350982, 366792, 399156, 437784, 467976, 532208, 550188, 565471, 598734, 656676, 701964, 733584, 798312, 875568, 935952, 1100376, 1130942, 1197468, 1313352, 1403928, 1596624, 1696413, 2200752, 2261884, 2394936, 2626704, 2807856, 3392826, 4523768, 4789872, 5089239, 6785652, 9047536, 10178478, 13571304, 20356956, 27142608, 40713912, 81427824]

約数ペア:

[(1, 81427824), (2, 40713912), (3, 27142608), (4, 20356956), (6, 13571304), (8, 10178478), (9, 9047536), (12, 6785652), (16, 5089239), (17, 4789872), (18, 4523768), (24, 3392826), (29, 2807856), (31, 2626704), (34, 2394936), (36, 2261884), (37, 2200752), (48, 1696413), (51, 1596624), (58, 1403928), (62, 1313352), (68, 1197468), (72, 1130942), (74, 1100376), (87, 935952), (93, 875568), (102, 798312), (111, 733584), (116, 701964), (124, 656676), (136, 598734), (144, 565471), (148, 550188), (153, 532208), (174, 467976), (186, 437784), (204, 399156), (222, 366792), (232, 350982), (248, 328338), (261, 311984), (272, 299367), (279, 291856), (296, 275094), (306, 266104), (333, 244528), (348, 233988), (372, 218892), (408, 199578), (444, 183396), (464, 175491), (493, 165168), (496, 164169), (522, 155992), (527, 154512), (558, 145928), (592, 137547), (612, 133052), (629, 129456), (666, 122264), (696, 116994), (744, 109446), (816, 99789), (888, 91698), (899, 90576), (986, 82584), (1044, 77996), (1054, 77256), (1073, 75888), (1116, 72964), (1147, 70992), (1224, 66526), (1258, 64728), (1332, 61132), (1392, 58497), (1479, 55056), (1488, 54723), (1581, 51504), (1776, 45849), (1798, 45288), (1887, 43152), (1972, 41292), (2088, 38998), (2108, 38628), (2146, 37944), (2232, 36482), (2294, 35496), (2448, 33263), (2516, 32364), (2664, 30566), (2697, 30192), (2958, 27528), (3162, 25752), (3219, 25296), (3441, 23664), (3596, 22644), (3774, 21576), (3944, 20646), (4176, 19499), (4216, 19314), (4292, 18972), (4437, 18352), (4464, 18241), (4588, 17748), (4743, 17168), (5032, 16182), (5328, 15283), (5394, 15096), (5661, 14384), (5916, 13764), (6324, 12876), (6438, 12648), (6882, 11832), (7192, 11322), (7548, 10788), (7888, 10323), (8091, 10064), (8432, 9657), (8584, 9486), (8874, 9176)]