171491008

素因数分解:

$2^6\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{109}}^1$

素因数の和:226

約数の個数: 112

約数和(自身を含む): 388030720

約数和(自身を除く): 216539712

約数列:

[1, 2, 4, 8, 13, 16, 26, 31, 32, 52, 61, 62, 64, 104, 109, 122, 124, 208, 218, 244, 248, 403, 416, 436, 488, 496, 793, 806, 832, 872, 976, 992, 1417, 1586, 1612, 1744, 1891, 1952, 1984, 2834, 3172, 3224, 3379, 3488, 3782, 3904, 5668, 6344, 6448, 6649, 6758, 6976, 7564, 11336, 12688, 12896, 13298, 13516, 15128, 22672, 24583, 25376, 25792, 26596, 27032, 30256, 43927, 45344, 49166, 50752, 53192, 54064, 60512, 86437, 87854, 90688, 98332, 106384, 108128, 121024, 172874, 175708, 196664, 206119, 212768, 216256, 345748, 351416, 393328, 412238, 425536, 691496, 702832, 786656, 824476, 1382992, 1405664, 1573312, 1648952, 2679547, 2765984, 2811328, 3297904, 5359094, 5531968, 6595808, 10718188, 13191616, 21436376, 42872752, 85745504, 171491008]

約数ペア:

[(1, 171491008), (2, 85745504), (4, 42872752), (8, 21436376), (13, 13191616), (16, 10718188), (26, 6595808), (31, 5531968), (32, 5359094), (52, 3297904), (61, 2811328), (62, 2765984), (64, 2679547), (104, 1648952), (109, 1573312), (122, 1405664), (124, 1382992), (208, 824476), (218, 786656), (244, 702832), (248, 691496), (403, 425536), (416, 412238), (436, 393328), (488, 351416), (496, 345748), (793, 216256), (806, 212768), (832, 206119), (872, 196664), (976, 175708), (992, 172874), (1417, 121024), (1586, 108128), (1612, 106384), (1744, 98332), (1891, 90688), (1952, 87854), (1984, 86437), (2834, 60512), (3172, 54064), (3224, 53192), (3379, 50752), (3488, 49166), (3782, 45344), (3904, 43927), (5668, 30256), (6344, 27032), (6448, 26596), (6649, 25792), (6758, 25376), (6976, 24583), (7564, 22672), (11336, 15128), (12688, 13516), (12896, 13298)]