81376416

素因数分解:

$2^5\times 3^2\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{1511}}^1$

素因数の和:1555

約数の個数: 144

約数和(自身を含む): 267478848

約数和(自身を除く): 186102432

約数列:

[1, 2, 3, 4, 6, 8, 9, 11, 12, 16, 17, 18, 22, 24, 32, 33, 34, 36, 44, 48, 51, 66, 68, 72, 88, 96, 99, 102, 132, 136, 144, 153, 176, 187, 198, 204, 264, 272, 288, 306, 352, 374, 396, 408, 528, 544, 561, 612, 748, 792, 816, 1056, 1122, 1224, 1496, 1511, 1584, 1632, 1683, 2244, 2448, 2992, 3022, 3168, 3366, 4488, 4533, 4896, 5984, 6044, 6732, 8976, 9066, 12088, 13464, 13599, 16621, 17952, 18132, 24176, 25687, 26928, 27198, 33242, 36264, 48352, 49863, 51374, 53856, 54396, 66484, 72528, 77061, 99726, 102748, 108792, 132968, 145056, 149589, 154122, 199452, 205496, 217584, 231183, 265936, 282557, 299178, 308244, 398904, 410992, 435168, 462366, 531872, 565114, 598356, 616488, 797808, 821984, 847671, 924732, 1130228, 1196712, 1232976, 1595616, 1695342, 1849464, 2260456, 2393424, 2465952, 2543013, 3390684, 3698928, 4520912, 4786848, 5086026, 6781368, 7397856, 9041824, 10172052, 13562736, 20344104, 27125472, 40688208, 81376416]

約数ペア:

[(1, 81376416), (2, 40688208), (3, 27125472), (4, 20344104), (6, 13562736), (8, 10172052), (9, 9041824), (11, 7397856), (12, 6781368), (16, 5086026), (17, 4786848), (18, 4520912), (22, 3698928), (24, 3390684), (32, 2543013), (33, 2465952), (34, 2393424), (36, 2260456), (44, 1849464), (48, 1695342), (51, 1595616), (66, 1232976), (68, 1196712), (72, 1130228), (88, 924732), (96, 847671), (99, 821984), (102, 797808), (132, 616488), (136, 598356), (144, 565114), (153, 531872), (176, 462366), (187, 435168), (198, 410992), (204, 398904), (264, 308244), (272, 299178), (288, 282557), (306, 265936), (352, 231183), (374, 217584), (396, 205496), (408, 199452), (528, 154122), (544, 149589), (561, 145056), (612, 132968), (748, 108792), (792, 102748), (816, 99726), (1056, 77061), (1122, 72528), (1224, 66484), (1496, 54396), (1511, 53856), (1584, 51374), (1632, 49863), (1683, 48352), (2244, 36264), (2448, 33242), (2992, 27198), (3022, 26928), (3168, 25687), (3366, 24176), (4488, 18132), (4533, 17952), (4896, 16621), (5984, 13599), (6044, 13464), (6732, 12088), (8976, 9066)]