31263816

素因数分解:

$2^3\times 3^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{109}}^1$

素因数の和:191

約数の個数: 128

約数和(自身を含む): 90288000

約数和(自身を除く): 59024184

約数列:

[1, 2, 3, 4, 6, 8, 12, 17, 19, 24, 34, 37, 38, 51, 57, 68, 74, 76, 102, 109, 111, 114, 136, 148, 152, 204, 218, 222, 228, 296, 323, 327, 408, 436, 444, 456, 629, 646, 654, 703, 872, 888, 969, 1258, 1292, 1308, 1406, 1853, 1887, 1938, 2071, 2109, 2516, 2584, 2616, 2812, 3706, 3774, 3876, 4033, 4142, 4218, 5032, 5559, 5624, 6213, 7412, 7548, 7752, 8066, 8284, 8436, 11118, 11951, 12099, 12426, 14824, 15096, 16132, 16568, 16872, 22236, 23902, 24198, 24852, 32264, 35207, 35853, 44472, 47804, 48396, 49704, 68561, 70414, 71706, 76627, 95608, 96792, 105621, 137122, 140828, 143412, 153254, 205683, 211242, 229881, 274244, 281656, 286824, 306508, 411366, 422484, 459762, 548488, 613016, 822732, 844968, 919524, 1302659, 1645464, 1839048, 2605318, 3907977, 5210636, 7815954, 10421272, 15631908, 31263816]

約数ペア:

[(1, 31263816), (2, 15631908), (3, 10421272), (4, 7815954), (6, 5210636), (8, 3907977), (12, 2605318), (17, 1839048), (19, 1645464), (24, 1302659), (34, 919524), (37, 844968), (38, 822732), (51, 613016), (57, 548488), (68, 459762), (74, 422484), (76, 411366), (102, 306508), (109, 286824), (111, 281656), (114, 274244), (136, 229881), (148, 211242), (152, 205683), (204, 153254), (218, 143412), (222, 140828), (228, 137122), (296, 105621), (323, 96792), (327, 95608), (408, 76627), (436, 71706), (444, 70414), (456, 68561), (629, 49704), (646, 48396), (654, 47804), (703, 44472), (872, 35853), (888, 35207), (969, 32264), (1258, 24852), (1292, 24198), (1308, 23902), (1406, 22236), (1853, 16872), (1887, 16568), (1938, 16132), (2071, 15096), (2109, 14824), (2516, 12426), (2584, 12099), (2616, 11951), (2812, 11118), (3706, 8436), (3774, 8284), (3876, 8066), (4033, 7752), (4142, 7548), (4218, 7412), (5032, 6213), (5559, 5624)]