81258912

素因数分解:

$2^5\times 3^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{2371}}^1$

素因数の和:2411

約数の個数: 144

約数和(自身を含む): 279744192

約数和(自身を除く): 198485280

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 17, 18, 21, 24, 28, 32, 34, 36, 42, 48, 51, 56, 63, 68, 72, 84, 96, 102, 112, 119, 126, 136, 144, 153, 168, 204, 224, 238, 252, 272, 288, 306, 336, 357, 408, 476, 504, 544, 612, 672, 714, 816, 952, 1008, 1071, 1224, 1428, 1632, 1904, 2016, 2142, 2371, 2448, 2856, 3808, 4284, 4742, 4896, 5712, 7113, 8568, 9484, 11424, 14226, 16597, 17136, 18968, 21339, 28452, 33194, 34272, 37936, 40307, 42678, 49791, 56904, 66388, 75872, 80614, 85356, 99582, 113808, 120921, 132776, 149373, 161228, 170712, 199164, 227616, 241842, 265552, 282149, 298746, 322456, 341424, 362763, 398328, 483684, 531104, 564298, 597492, 644912, 682848, 725526, 796656, 846447, 967368, 1128596, 1194984, 1289824, 1451052, 1593312, 1692894, 1934736, 2257192, 2389968, 2539341, 2902104, 3385788, 3869472, 4514384, 4779936, 5078682, 5804208, 6771576, 9028768, 10157364, 11608416, 13543152, 20314728, 27086304, 40629456, 81258912]

約数ペア:

[(1, 81258912), (2, 40629456), (3, 27086304), (4, 20314728), (6, 13543152), (7, 11608416), (8, 10157364), (9, 9028768), (12, 6771576), (14, 5804208), (16, 5078682), (17, 4779936), (18, 4514384), (21, 3869472), (24, 3385788), (28, 2902104), (32, 2539341), (34, 2389968), (36, 2257192), (42, 1934736), (48, 1692894), (51, 1593312), (56, 1451052), (63, 1289824), (68, 1194984), (72, 1128596), (84, 967368), (96, 846447), (102, 796656), (112, 725526), (119, 682848), (126, 644912), (136, 597492), (144, 564298), (153, 531104), (168, 483684), (204, 398328), (224, 362763), (238, 341424), (252, 322456), (272, 298746), (288, 282149), (306, 265552), (336, 241842), (357, 227616), (408, 199164), (476, 170712), (504, 161228), (544, 149373), (612, 132776), (672, 120921), (714, 113808), (816, 99582), (952, 85356), (1008, 80614), (1071, 75872), (1224, 66388), (1428, 56904), (1632, 49791), (1904, 42678), (2016, 40307), (2142, 37936), (2371, 34272), (2448, 33194), (2856, 28452), (3808, 21339), (4284, 18968), (4742, 17136), (4896, 16597), (5712, 14226), (7113, 11424), (8568, 9484)]