256469388

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{127}}^1\times {\mathrm{829}}^1$

素因数の和:999

約数の個数: 96

約数和(自身を含む): 713932800

約数和(自身を除く): 457463412

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 29, 42, 58, 84, 87, 116, 127, 174, 203, 254, 348, 381, 406, 508, 609, 762, 812, 829, 889, 1218, 1524, 1658, 1778, 2436, 2487, 2667, 3316, 3556, 3683, 4974, 5334, 5803, 7366, 9948, 10668, 11049, 11606, 14732, 17409, 22098, 23212, 24041, 25781, 34818, 44196, 48082, 51562, 69636, 72123, 77343, 96164, 103124, 105283, 144246, 154686, 168287, 210566, 288492, 309372, 315849, 336574, 421132, 504861, 631698, 673148, 736981, 1009722, 1263396, 1473962, 2019444, 2210943, 2947924, 3053207, 4421886, 6106414, 8843772, 9159621, 12212828, 18319242, 21372449, 36638484, 42744898, 64117347, 85489796, 128234694, 256469388]

約数ペア:

[(1, 256469388), (2, 128234694), (3, 85489796), (4, 64117347), (6, 42744898), (7, 36638484), (12, 21372449), (14, 18319242), (21, 12212828), (28, 9159621), (29, 8843772), (42, 6106414), (58, 4421886), (84, 3053207), (87, 2947924), (116, 2210943), (127, 2019444), (174, 1473962), (203, 1263396), (254, 1009722), (348, 736981), (381, 673148), (406, 631698), (508, 504861), (609, 421132), (762, 336574), (812, 315849), (829, 309372), (889, 288492), (1218, 210566), (1524, 168287), (1658, 154686), (1778, 144246), (2436, 105283), (2487, 103124), (2667, 96164), (3316, 77343), (3556, 72123), (3683, 69636), (4974, 51562), (5334, 48082), (5803, 44196), (7366, 34818), (9948, 25781), (10668, 24041), (11049, 23212), (11606, 22098), (14732, 17409)]