1638820512

素因数分解:

$2^5\times 3^4\times 7^1\times {\mathrm{41}}^1\times {\mathrm{2203}}^1$

素因数の和:2273

約数の個数: 240

約数和(自身を含む): 5645166912

約数和(自身を除く): 4006346400

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 27, 28, 32, 36, 41, 42, 48, 54, 56, 63, 72, 81, 82, 84, 96, 108, 112, 123, 126, 144, 162, 164, 168, 189, 216, 224, 246, 252, 287, 288, 324, 328, 336, 369, 378, 432, 492, 504, 567, 574, 648, 656, 672, 738, 756, 861, 864, 984, 1008, 1107, 1134, 1148, 1296, 1312, 1476, 1512, 1722, 1968, 2016, 2203, 2214, 2268, 2296, 2583, 2592, 2952, 3024, 3321, 3444, 3936, 4406, 4428, 4536, 4592, 5166, 5904, 6048, 6609, 6642, 6888, 7749, 8812, 8856, 9072, 9184, 10332, 11808, 13218, 13284, 13776, 15421, 15498, 17624, 17712, 18144, 19827, 20664, 23247, 26436, 26568, 27552, 30842, 30996, 35248, 35424, 39654, 41328, 46263, 46494, 52872, 53136, 59481, 61684, 61992, 70496, 79308, 82656, 90323, 92526, 92988, 105744, 106272, 118962, 123368, 123984, 138789, 158616, 178443, 180646, 185052, 185976, 211488, 237924, 246736, 247968, 270969, 277578, 317232, 356886, 361292, 370104, 371952, 416367, 475848, 493472, 541938, 555156, 632261, 634464, 713772, 722584, 740208, 743904, 812907, 832734, 951696, 1083876, 1110312, 1249101, 1264522, 1427544, 1445168, 1480416, 1625814, 1665468, 1896783, 1903392, 2167752, 2220624, 2438721, 2498202, 2529044, 2855088, 2890336, 3251628, 3330936, 3793566, 4335504, 4441248, 4877442, 4996404, 5058088, 5690349, 5710176, 6503256, 6661872, 7316163, 7587132, 8671008, 9754884, 9992808, 10116176, 11380698, 13006512, 13323744, 14632326, 15174264, 17071047, 19509768, 19985616, 20232352, 22761396, 26013024, 29264652, 30348528, 34142094, 39019536, 39971232, 45522792, 51213141, 58529304, 60697056, 68284188, 78039072, 91045584, 102426282, 117058608, 136568376, 182091168, 204852564, 234117216, 273136752, 409705128, 546273504, 819410256, 1638820512]

約数ペア:

[(1, 1638820512), (2, 819410256), (3, 546273504), (4, 409705128), (6, 273136752), (7, 234117216), (8, 204852564), (9, 182091168), (12, 136568376), (14, 117058608), (16, 102426282), (18, 91045584), (21, 78039072), (24, 68284188), (27, 60697056), (28, 58529304), (32, 51213141), (36, 45522792), (41, 39971232), (42, 39019536), (48, 34142094), (54, 30348528), (56, 29264652), (63, 26013024), (72, 22761396), (81, 20232352), (82, 19985616), (84, 19509768), (96, 17071047), (108, 15174264), (112, 14632326), (123, 13323744), (126, 13006512), (144, 11380698), (162, 10116176), (164, 9992808), (168, 9754884), (189, 8671008), (216, 7587132), (224, 7316163), (246, 6661872), (252, 6503256), (287, 5710176), (288, 5690349), (324, 5058088), (328, 4996404), (336, 4877442), (369, 4441248), (378, 4335504), (432, 3793566), (492, 3330936), (504, 3251628), (567, 2890336), (574, 2855088), (648, 2529044), (656, 2498202), (672, 2438721), (738, 2220624), (756, 2167752), (861, 1903392), (864, 1896783), (984, 1665468), (1008, 1625814), (1107, 1480416), (1134, 1445168), (1148, 1427544), (1296, 1264522), (1312, 1249101), (1476, 1110312), (1512, 1083876), (1722, 951696), (1968, 832734), (2016, 812907), (2203, 743904), (2214, 740208), (2268, 722584), (2296, 713772), (2583, 634464), (2592, 632261), (2952, 555156), (3024, 541938), (3321, 493472), (3444, 475848), (3936, 416367), (4406, 371952), (4428, 370104), (4536, 361292), (4592, 356886), (5166, 317232), (5904, 277578), (6048, 270969), (6609, 247968), (6642, 246736), (6888, 237924), (7749, 211488), (8812, 185976), (8856, 185052), (9072, 180646), (9184, 178443), (10332, 158616), (11808, 138789), (13218, 123984), (13284, 123368), (13776, 118962), (15421, 106272), (15498, 105744), (17624, 92988), (17712, 92526), (18144, 90323), (19827, 82656), (20664, 79308), (23247, 70496), (26436, 61992), (26568, 61684), (27552, 59481), (30842, 53136), (30996, 52872), (35248, 46494), (35424, 46263), (39654, 41328)]