81640416

素因数分解:

$2^5\times 3^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{313}}^1$

素因数の和:369

約数の個数: 192

約数和(自身を含む): 265870080

約数和(自身を除く): 184229664

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 13, 16, 19, 22, 24, 26, 32, 33, 38, 39, 44, 48, 52, 57, 66, 76, 78, 88, 96, 104, 114, 132, 143, 152, 156, 176, 208, 209, 228, 247, 264, 286, 304, 312, 313, 352, 416, 418, 429, 456, 494, 528, 572, 608, 624, 626, 627, 741, 836, 858, 912, 939, 988, 1056, 1144, 1248, 1252, 1254, 1482, 1672, 1716, 1824, 1878, 1976, 2288, 2504, 2508, 2717, 2964, 3344, 3432, 3443, 3756, 3952, 4069, 4576, 5008, 5016, 5434, 5928, 5947, 6688, 6864, 6886, 7512, 7904, 8138, 8151, 10016, 10032, 10329, 10868, 11856, 11894, 12207, 13728, 13772, 15024, 16276, 16302, 17841, 20064, 20658, 21736, 23712, 23788, 24414, 27544, 30048, 32552, 32604, 35682, 41316, 43472, 44759, 47576, 48828, 55088, 65104, 65208, 65417, 71364, 77311, 82632, 86944, 89518, 95152, 97656, 110176, 130208, 130416, 130834, 134277, 142728, 154622, 165264, 179036, 190304, 195312, 196251, 231933, 260832, 261668, 268554, 285456, 309244, 330528, 358072, 390624, 392502, 463866, 523336, 537108, 570912, 618488, 716144, 785004, 850421, 927732, 1046672, 1074216, 1236976, 1432288, 1570008, 1700842, 1855464, 2093344, 2148432, 2473952, 2551263, 3140016, 3401684, 3710928, 4296864, 5102526, 6280032, 6803368, 7421856, 10205052, 13606736, 20410104, 27213472, 40820208, 81640416]

約数ペア:

[(1, 81640416), (2, 40820208), (3, 27213472), (4, 20410104), (6, 13606736), (8, 10205052), (11, 7421856), (12, 6803368), (13, 6280032), (16, 5102526), (19, 4296864), (22, 3710928), (24, 3401684), (26, 3140016), (32, 2551263), (33, 2473952), (38, 2148432), (39, 2093344), (44, 1855464), (48, 1700842), (52, 1570008), (57, 1432288), (66, 1236976), (76, 1074216), (78, 1046672), (88, 927732), (96, 850421), (104, 785004), (114, 716144), (132, 618488), (143, 570912), (152, 537108), (156, 523336), (176, 463866), (208, 392502), (209, 390624), (228, 358072), (247, 330528), (264, 309244), (286, 285456), (304, 268554), (312, 261668), (313, 260832), (352, 231933), (416, 196251), (418, 195312), (429, 190304), (456, 179036), (494, 165264), (528, 154622), (572, 142728), (608, 134277), (624, 130834), (626, 130416), (627, 130208), (741, 110176), (836, 97656), (858, 95152), (912, 89518), (939, 86944), (988, 82632), (1056, 77311), (1144, 71364), (1248, 65417), (1252, 65208), (1254, 65104), (1482, 55088), (1672, 48828), (1716, 47576), (1824, 44759), (1878, 43472), (1976, 41316), (2288, 35682), (2504, 32604), (2508, 32552), (2717, 30048), (2964, 27544), (3344, 24414), (3432, 23788), (3443, 23712), (3756, 21736), (3952, 20658), (4069, 20064), (4576, 17841), (5008, 16302), (5016, 16276), (5434, 15024), (5928, 13772), (5947, 13728), (6688, 12207), (6864, 11894), (6886, 11856), (7512, 10868), (7904, 10329), (8138, 10032), (8151, 10016)]