68689408

素因数分解:

$2^9\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{307}}^1$

素因数の和:367

約数の個数: 80

約数和(自身を含む): 151240320

約数和(自身を除く): 82550912

約数列:

[1, 2, 4, 8, 16, 19, 23, 32, 38, 46, 64, 76, 92, 128, 152, 184, 256, 304, 307, 368, 437, 512, 608, 614, 736, 874, 1216, 1228, 1472, 1748, 2432, 2456, 2944, 3496, 4864, 4912, 5833, 5888, 6992, 7061, 9728, 9824, 11666, 11776, 13984, 14122, 19648, 23332, 27968, 28244, 39296, 46664, 55936, 56488, 78592, 93328, 111872, 112976, 134159, 157184, 186656, 223744, 225952, 268318, 373312, 451904, 536636, 746624, 903808, 1073272, 1493248, 1807616, 2146544, 2986496, 3615232, 4293088, 8586176, 17172352, 34344704, 68689408]

約数ペア:

[(1, 68689408), (2, 34344704), (4, 17172352), (8, 8586176), (16, 4293088), (19, 3615232), (23, 2986496), (32, 2146544), (38, 1807616), (46, 1493248), (64, 1073272), (76, 903808), (92, 746624), (128, 536636), (152, 451904), (184, 373312), (256, 268318), (304, 225952), (307, 223744), (368, 186656), (437, 157184), (512, 134159), (608, 112976), (614, 111872), (736, 93328), (874, 78592), (1216, 56488), (1228, 55936), (1472, 46664), (1748, 39296), (2432, 28244), (2456, 27968), (2944, 23332), (3496, 19648), (4864, 14122), (4912, 13984), (5833, 11776), (5888, 11666), (6992, 9824), (7061, 9728)]