68908288

素因数分解:

$2^8\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{457}}^1$

素因数の和:523

約数の個数: 72

約数和(自身を含む): 149784320

約数和(自身を除く): 80876032

約数列:

[1, 2, 4, 8, 16, 19, 31, 32, 38, 62, 64, 76, 124, 128, 152, 248, 256, 304, 457, 496, 589, 608, 914, 992, 1178, 1216, 1828, 1984, 2356, 2432, 3656, 3968, 4712, 4864, 7312, 7936, 8683, 9424, 14167, 14624, 17366, 18848, 28334, 29248, 34732, 37696, 56668, 58496, 69464, 75392, 113336, 116992, 138928, 150784, 226672, 269173, 277856, 453344, 538346, 555712, 906688, 1076692, 1111424, 1813376, 2153384, 2222848, 3626752, 4306768, 8613536, 17227072, 34454144, 68908288]

約数ペア:

[(1, 68908288), (2, 34454144), (4, 17227072), (8, 8613536), (16, 4306768), (19, 3626752), (31, 2222848), (32, 2153384), (38, 1813376), (62, 1111424), (64, 1076692), (76, 906688), (124, 555712), (128, 538346), (152, 453344), (248, 277856), (256, 269173), (304, 226672), (457, 150784), (496, 138928), (589, 116992), (608, 113336), (914, 75392), (992, 69464), (1178, 58496), (1216, 56668), (1828, 37696), (1984, 34732), (2356, 29248), (2432, 28334), (3656, 18848), (3968, 17366), (4712, 14624), (4864, 14167), (7312, 9424), (7936, 8683)]