278601984

素因数分解:

$2^8\times 3^3\times {\mathrm{17}}^1\times {\mathrm{2371}}^1$

素因数の和:2413

約数の個数: 144

約数和(自身を含む): 872706240

約数和(自身を除く): 594104256

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 17, 18, 24, 27, 32, 34, 36, 48, 51, 54, 64, 68, 72, 96, 102, 108, 128, 136, 144, 153, 192, 204, 216, 256, 272, 288, 306, 384, 408, 432, 459, 544, 576, 612, 768, 816, 864, 918, 1088, 1152, 1224, 1632, 1728, 1836, 2176, 2304, 2371, 2448, 3264, 3456, 3672, 4352, 4742, 4896, 6528, 6912, 7113, 7344, 9484, 9792, 13056, 14226, 14688, 18968, 19584, 21339, 28452, 29376, 37936, 39168, 40307, 42678, 56904, 58752, 64017, 75872, 80614, 85356, 113808, 117504, 120921, 128034, 151744, 161228, 170712, 227616, 241842, 256068, 303488, 322456, 341424, 362763, 455232, 483684, 512136, 606976, 644912, 682848, 725526, 910464, 967368, 1024272, 1088289, 1289824, 1365696, 1451052, 1820928, 1934736, 2048544, 2176578, 2579648, 2731392, 2902104, 3869472, 4097088, 4353156, 5159296, 5462784, 5804208, 7738944, 8194176, 8706312, 10318592, 11608416, 15477888, 16388352, 17412624, 23216832, 30955776, 34825248, 46433664, 69650496, 92867328, 139300992, 278601984]

約数ペア:

[(1, 278601984), (2, 139300992), (3, 92867328), (4, 69650496), (6, 46433664), (8, 34825248), (9, 30955776), (12, 23216832), (16, 17412624), (17, 16388352), (18, 15477888), (24, 11608416), (27, 10318592), (32, 8706312), (34, 8194176), (36, 7738944), (48, 5804208), (51, 5462784), (54, 5159296), (64, 4353156), (68, 4097088), (72, 3869472), (96, 2902104), (102, 2731392), (108, 2579648), (128, 2176578), (136, 2048544), (144, 1934736), (153, 1820928), (192, 1451052), (204, 1365696), (216, 1289824), (256, 1088289), (272, 1024272), (288, 967368), (306, 910464), (384, 725526), (408, 682848), (432, 644912), (459, 606976), (544, 512136), (576, 483684), (612, 455232), (768, 362763), (816, 341424), (864, 322456), (918, 303488), (1088, 256068), (1152, 241842), (1224, 227616), (1632, 170712), (1728, 161228), (1836, 151744), (2176, 128034), (2304, 120921), (2371, 117504), (2448, 113808), (3264, 85356), (3456, 80614), (3672, 75872), (4352, 64017), (4742, 58752), (4896, 56904), (6528, 42678), (6912, 40307), (7113, 39168), (7344, 37936), (9484, 29376), (9792, 28452), (13056, 21339), (14226, 19584), (14688, 18968)]