81746784

素因数分解:

$2^5\times 3^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{43}}^1$

素因数の和:130

約数の個数: 288

約数和(自身を含む): 290594304

約数和(自身を除く): 208847520

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 23, 24, 28, 32, 36, 41, 42, 43, 46, 48, 56, 63, 69, 72, 82, 84, 86, 92, 96, 112, 123, 126, 129, 138, 144, 161, 164, 168, 172, 184, 207, 224, 246, 252, 258, 276, 287, 288, 301, 322, 328, 336, 344, 368, 369, 387, 414, 483, 492, 504, 516, 552, 574, 602, 644, 656, 672, 688, 736, 738, 774, 828, 861, 903, 943, 966, 984, 989, 1008, 1032, 1104, 1148, 1204, 1288, 1312, 1376, 1449, 1476, 1548, 1656, 1722, 1763, 1806, 1886, 1932, 1968, 1978, 2016, 2064, 2208, 2296, 2408, 2576, 2583, 2709, 2829, 2898, 2952, 2967, 3096, 3312, 3444, 3526, 3612, 3772, 3864, 3936, 3956, 4128, 4592, 4816, 5152, 5166, 5289, 5418, 5658, 5796, 5904, 5934, 6192, 6601, 6624, 6888, 6923, 7052, 7224, 7544, 7728, 7912, 8487, 8901, 9184, 9632, 10332, 10578, 10836, 11316, 11592, 11808, 11868, 12341, 12384, 13202, 13776, 13846, 14104, 14448, 15088, 15456, 15824, 15867, 16974, 17802, 19803, 20664, 20769, 21156, 21672, 22632, 23184, 23736, 24682, 26404, 27552, 27692, 28208, 28896, 30176, 31648, 31734, 33948, 35604, 37023, 39606, 40549, 41328, 41538, 42312, 43344, 45264, 46368, 47472, 49364, 52808, 55384, 56416, 59409, 62307, 63468, 67896, 71208, 74046, 79212, 81098, 82656, 83076, 84624, 86688, 90528, 94944, 98728, 105616, 110768, 111069, 118818, 121647, 124614, 126936, 135792, 142416, 148092, 158424, 162196, 166152, 169248, 197456, 211232, 221536, 222138, 237636, 243294, 249228, 253872, 271584, 283843, 284832, 296184, 316848, 324392, 332304, 364941, 394912, 444276, 475272, 486588, 498456, 507744, 567686, 592368, 633696, 648784, 664608, 729882, 851529, 888552, 950544, 973176, 996912, 1135372, 1184736, 1297568, 1459764, 1703058, 1777104, 1901088, 1946352, 1993824, 2270744, 2554587, 2919528, 3406116, 3554208, 3892704, 4541488, 5109174, 5839056, 6812232, 9082976, 10218348, 11678112, 13624464, 20436696, 27248928, 40873392, 81746784]

約数ペア:

[(1, 81746784), (2, 40873392), (3, 27248928), (4, 20436696), (6, 13624464), (7, 11678112), (8, 10218348), (9, 9082976), (12, 6812232), (14, 5839056), (16, 5109174), (18, 4541488), (21, 3892704), (23, 3554208), (24, 3406116), (28, 2919528), (32, 2554587), (36, 2270744), (41, 1993824), (42, 1946352), (43, 1901088), (46, 1777104), (48, 1703058), (56, 1459764), (63, 1297568), (69, 1184736), (72, 1135372), (82, 996912), (84, 973176), (86, 950544), (92, 888552), (96, 851529), (112, 729882), (123, 664608), (126, 648784), (129, 633696), (138, 592368), (144, 567686), (161, 507744), (164, 498456), (168, 486588), (172, 475272), (184, 444276), (207, 394912), (224, 364941), (246, 332304), (252, 324392), (258, 316848), (276, 296184), (287, 284832), (288, 283843), (301, 271584), (322, 253872), (328, 249228), (336, 243294), (344, 237636), (368, 222138), (369, 221536), (387, 211232), (414, 197456), (483, 169248), (492, 166152), (504, 162196), (516, 158424), (552, 148092), (574, 142416), (602, 135792), (644, 126936), (656, 124614), (672, 121647), (688, 118818), (736, 111069), (738, 110768), (774, 105616), (828, 98728), (861, 94944), (903, 90528), (943, 86688), (966, 84624), (984, 83076), (989, 82656), (1008, 81098), (1032, 79212), (1104, 74046), (1148, 71208), (1204, 67896), (1288, 63468), (1312, 62307), (1376, 59409), (1449, 56416), (1476, 55384), (1548, 52808), (1656, 49364), (1722, 47472), (1763, 46368), (1806, 45264), (1886, 43344), (1932, 42312), (1968, 41538), (1978, 41328), (2016, 40549), (2064, 39606), (2208, 37023), (2296, 35604), (2408, 33948), (2576, 31734), (2583, 31648), (2709, 30176), (2829, 28896), (2898, 28208), (2952, 27692), (2967, 27552), (3096, 26404), (3312, 24682), (3444, 23736), (3526, 23184), (3612, 22632), (3772, 21672), (3864, 21156), (3936, 20769), (3956, 20664), (4128, 19803), (4592, 17802), (4816, 16974), (5152, 15867), (5166, 15824), (5289, 15456), (5418, 15088), (5658, 14448), (5796, 14104), (5904, 13846), (5934, 13776), (6192, 13202), (6601, 12384), (6624, 12341), (6888, 11868), (6923, 11808), (7052, 11592), (7224, 11316), (7544, 10836), (7728, 10578), (7912, 10332), (8487, 9632), (8901, 9184)]