128768436

素因数分解:

$2^2\times 3^2\times {\mathrm{37}}^1\times {\mathrm{277}}^1\times {\mathrm{349}}^1$

素因数の和:673

約数の個数: 72

約数和(自身を含む): 336463400

約数和(自身を除く): 207694964

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 37, 74, 111, 148, 222, 277, 333, 349, 444, 554, 666, 698, 831, 1047, 1108, 1332, 1396, 1662, 2094, 2493, 3141, 3324, 4188, 4986, 6282, 9972, 10249, 12564, 12913, 20498, 25826, 30747, 38739, 40996, 51652, 61494, 77478, 92241, 96673, 116217, 122988, 154956, 184482, 193346, 232434, 290019, 368964, 386692, 464868, 580038, 870057, 1160076, 1740114, 3480228, 3576901, 7153802, 10730703, 14307604, 21461406, 32192109, 42922812, 64384218, 128768436]

約数ペア:

[(1, 128768436), (2, 64384218), (3, 42922812), (4, 32192109), (6, 21461406), (9, 14307604), (12, 10730703), (18, 7153802), (36, 3576901), (37, 3480228), (74, 1740114), (111, 1160076), (148, 870057), (222, 580038), (277, 464868), (333, 386692), (349, 368964), (444, 290019), (554, 232434), (666, 193346), (698, 184482), (831, 154956), (1047, 122988), (1108, 116217), (1332, 96673), (1396, 92241), (1662, 77478), (2094, 61494), (2493, 51652), (3141, 40996), (3324, 38739), (4188, 30747), (4986, 25826), (6282, 20498), (9972, 12913), (10249, 12564)]