256949712

素因数分解:

$2^4\times 3^3\times {\mathrm{79}}^1\times {\mathrm{7529}}^1$

素因数の和:7625

約数の個数: 80

約数和(自身を含む): 746976000

約数和(自身を除く): 490026288

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 36, 48, 54, 72, 79, 108, 144, 158, 216, 237, 316, 432, 474, 632, 711, 948, 1264, 1422, 1896, 2133, 2844, 3792, 4266, 5688, 7529, 8532, 11376, 15058, 17064, 22587, 30116, 34128, 45174, 60232, 67761, 90348, 120464, 135522, 180696, 203283, 271044, 361392, 406566, 542088, 594791, 813132, 1084176, 1189582, 1626264, 1784373, 2379164, 3252528, 3568746, 4758328, 5353119, 7137492, 9516656, 10706238, 14274984, 16059357, 21412476, 28549968, 32118714, 42824952, 64237428, 85649904, 128474856, 256949712]

約数ペア:

[(1, 256949712), (2, 128474856), (3, 85649904), (4, 64237428), (6, 42824952), (8, 32118714), (9, 28549968), (12, 21412476), (16, 16059357), (18, 14274984), (24, 10706238), (27, 9516656), (36, 7137492), (48, 5353119), (54, 4758328), (72, 3568746), (79, 3252528), (108, 2379164), (144, 1784373), (158, 1626264), (216, 1189582), (237, 1084176), (316, 813132), (432, 594791), (474, 542088), (632, 406566), (711, 361392), (948, 271044), (1264, 203283), (1422, 180696), (1896, 135522), (2133, 120464), (2844, 90348), (3792, 67761), (4266, 60232), (5688, 45174), (7529, 34128), (8532, 30116), (11376, 22587), (15058, 17064)]