20303712

素因数分解:

$2^5\times 3^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1$

素因数の和:86

約数の個数: 288

約数和(自身を含む): 74299680

約数和(自身を除く): 53995968

約数列:

[1, 2, 3, 4, 6, 8, 9, 11, 12, 13, 16, 17, 18, 22, 24, 26, 29, 32, 33, 34, 36, 39, 44, 48, 51, 52, 58, 66, 68, 72, 78, 87, 88, 96, 99, 102, 104, 116, 117, 132, 136, 143, 144, 153, 156, 174, 176, 187, 198, 204, 208, 221, 232, 234, 261, 264, 272, 286, 288, 306, 312, 319, 348, 352, 374, 377, 396, 408, 416, 429, 442, 464, 468, 493, 522, 528, 544, 561, 572, 612, 624, 638, 663, 696, 748, 754, 792, 816, 858, 884, 928, 936, 957, 986, 1044, 1056, 1122, 1131, 1144, 1224, 1248, 1276, 1287, 1326, 1392, 1479, 1496, 1508, 1584, 1632, 1683, 1716, 1768, 1872, 1914, 1972, 1989, 2088, 2244, 2262, 2288, 2431, 2448, 2552, 2574, 2652, 2784, 2871, 2958, 2992, 3016, 3168, 3366, 3393, 3432, 3536, 3744, 3828, 3944, 3978, 4147, 4176, 4437, 4488, 4524, 4576, 4862, 4896, 5104, 5148, 5304, 5423, 5742, 5916, 5984, 6032, 6409, 6732, 6786, 6864, 7072, 7293, 7656, 7888, 7956, 8294, 8352, 8874, 8976, 9048, 9724, 10208, 10296, 10608, 10846, 11484, 11832, 12064, 12441, 12818, 13464, 13572, 13728, 14586, 15312, 15776, 15912, 16269, 16588, 17748, 17952, 18096, 19227, 19448, 20592, 21216, 21692, 21879, 22968, 23664, 24882, 25636, 26928, 27144, 29172, 30624, 31824, 32538, 33176, 35496, 36192, 37323, 38454, 38896, 41184, 43384, 43758, 45936, 47328, 48807, 49764, 51272, 53856, 54288, 57681, 58344, 63648, 65076, 66352, 70499, 70992, 74646, 76908, 77792, 86768, 87516, 91872, 97614, 99528, 102544, 108576, 115362, 116688, 130152, 132704, 140998, 141984, 149292, 153816, 173536, 175032, 195228, 199056, 205088, 211497, 230724, 233376, 260304, 281996, 298584, 307632, 350064, 390456, 398112, 422994, 461448, 520608, 563992, 597168, 615264, 634491, 700128, 780912, 845988, 922896, 1127984, 1194336, 1268982, 1561824, 1691976, 1845792, 2255968, 2537964, 3383952, 5075928, 6767904, 10151856, 20303712]

約数ペア:

[(1, 20303712), (2, 10151856), (3, 6767904), (4, 5075928), (6, 3383952), (8, 2537964), (9, 2255968), (11, 1845792), (12, 1691976), (13, 1561824), (16, 1268982), (17, 1194336), (18, 1127984), (22, 922896), (24, 845988), (26, 780912), (29, 700128), (32, 634491), (33, 615264), (34, 597168), (36, 563992), (39, 520608), (44, 461448), (48, 422994), (51, 398112), (52, 390456), (58, 350064), (66, 307632), (68, 298584), (72, 281996), (78, 260304), (87, 233376), (88, 230724), (96, 211497), (99, 205088), (102, 199056), (104, 195228), (116, 175032), (117, 173536), (132, 153816), (136, 149292), (143, 141984), (144, 140998), (153, 132704), (156, 130152), (174, 116688), (176, 115362), (187, 108576), (198, 102544), (204, 99528), (208, 97614), (221, 91872), (232, 87516), (234, 86768), (261, 77792), (264, 76908), (272, 74646), (286, 70992), (288, 70499), (306, 66352), (312, 65076), (319, 63648), (348, 58344), (352, 57681), (374, 54288), (377, 53856), (396, 51272), (408, 49764), (416, 48807), (429, 47328), (442, 45936), (464, 43758), (468, 43384), (493, 41184), (522, 38896), (528, 38454), (544, 37323), (561, 36192), (572, 35496), (612, 33176), (624, 32538), (638, 31824), (663, 30624), (696, 29172), (748, 27144), (754, 26928), (792, 25636), (816, 24882), (858, 23664), (884, 22968), (928, 21879), (936, 21692), (957, 21216), (986, 20592), (1044, 19448), (1056, 19227), (1122, 18096), (1131, 17952), (1144, 17748), (1224, 16588), (1248, 16269), (1276, 15912), (1287, 15776), (1326, 15312), (1392, 14586), (1479, 13728), (1496, 13572), (1508, 13464), (1584, 12818), (1632, 12441), (1683, 12064), (1716, 11832), (1768, 11484), (1872, 10846), (1914, 10608), (1972, 10296), (1989, 10208), (2088, 9724), (2244, 9048), (2262, 8976), (2288, 8874), (2431, 8352), (2448, 8294), (2552, 7956), (2574, 7888), (2652, 7656), (2784, 7293), (2871, 7072), (2958, 6864), (2992, 6786), (3016, 6732), (3168, 6409), (3366, 6032), (3393, 5984), (3432, 5916), (3536, 5742), (3744, 5423), (3828, 5304), (3944, 5148), (3978, 5104), (4147, 4896), (4176, 4862), (4437, 4576), (4488, 4524)]