254782320

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{127}}^1\times {\mathrm{643}}^1$

素因数の和:799

約数の個数: 160

約数和(自身を含む): 858611712

約数和(自身を除く): 603829392

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 39, 40, 48, 52, 60, 65, 78, 80, 104, 120, 127, 130, 156, 195, 208, 240, 254, 260, 312, 381, 390, 508, 520, 624, 635, 643, 762, 780, 1016, 1040, 1270, 1286, 1524, 1560, 1651, 1905, 1929, 2032, 2540, 2572, 3048, 3120, 3215, 3302, 3810, 3858, 4953, 5080, 5144, 6096, 6430, 6604, 7620, 7716, 8255, 8359, 9645, 9906, 10160, 10288, 12860, 13208, 15240, 15432, 16510, 16718, 19290, 19812, 24765, 25077, 25720, 26416, 30480, 30864, 33020, 33436, 38580, 39624, 41795, 49530, 50154, 51440, 66040, 66872, 77160, 79248, 81661, 83590, 99060, 100308, 125385, 132080, 133744, 154320, 163322, 167180, 198120, 200616, 244983, 250770, 326644, 334360, 396240, 401232, 408305, 489966, 501540, 653288, 668720, 816610, 979932, 1003080, 1061593, 1224915, 1306576, 1633220, 1959864, 2006160, 2123186, 2449830, 3184779, 3266440, 3919728, 4246372, 4899660, 5307965, 6369558, 6532880, 8492744, 9799320, 10615930, 12739116, 15923895, 16985488, 19598640, 21231860, 25478232, 31847790, 42463720, 50956464, 63695580, 84927440, 127391160, 254782320]

約数ペア:

[(1, 254782320), (2, 127391160), (3, 84927440), (4, 63695580), (5, 50956464), (6, 42463720), (8, 31847790), (10, 25478232), (12, 21231860), (13, 19598640), (15, 16985488), (16, 15923895), (20, 12739116), (24, 10615930), (26, 9799320), (30, 8492744), (39, 6532880), (40, 6369558), (48, 5307965), (52, 4899660), (60, 4246372), (65, 3919728), (78, 3266440), (80, 3184779), (104, 2449830), (120, 2123186), (127, 2006160), (130, 1959864), (156, 1633220), (195, 1306576), (208, 1224915), (240, 1061593), (254, 1003080), (260, 979932), (312, 816610), (381, 668720), (390, 653288), (508, 501540), (520, 489966), (624, 408305), (635, 401232), (643, 396240), (762, 334360), (780, 326644), (1016, 250770), (1040, 244983), (1270, 200616), (1286, 198120), (1524, 167180), (1560, 163322), (1651, 154320), (1905, 133744), (1929, 132080), (2032, 125385), (2540, 100308), (2572, 99060), (3048, 83590), (3120, 81661), (3215, 79248), (3302, 77160), (3810, 66872), (3858, 66040), (4953, 51440), (5080, 50154), (5144, 49530), (6096, 41795), (6430, 39624), (6604, 38580), (7620, 33436), (7716, 33020), (8255, 30864), (8359, 30480), (9645, 26416), (9906, 25720), (10160, 25077), (10288, 24765), (12860, 19812), (13208, 19290), (15240, 16718), (15432, 16510)]