280970560

素因数分解:

$2^6\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{137}}^1$

素因数の和:213

約数の個数: 224

約数和(自身を含む): 794979360

約数和(自身を除く): 514008800

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 17, 20, 26, 29, 32, 34, 40, 52, 58, 64, 65, 68, 80, 85, 104, 116, 130, 136, 137, 145, 160, 170, 208, 221, 232, 260, 272, 274, 290, 320, 340, 377, 416, 442, 464, 493, 520, 544, 548, 580, 680, 685, 754, 832, 884, 928, 986, 1040, 1088, 1096, 1105, 1160, 1360, 1370, 1508, 1768, 1781, 1856, 1885, 1972, 2080, 2192, 2210, 2320, 2329, 2465, 2720, 2740, 3016, 3536, 3562, 3770, 3944, 3973, 4160, 4384, 4420, 4640, 4658, 4930, 5440, 5480, 6032, 6409, 7072, 7124, 7540, 7888, 7946, 8768, 8840, 8905, 9280, 9316, 9860, 10960, 11645, 12064, 12818, 14144, 14248, 15080, 15776, 15892, 17680, 17810, 18632, 19720, 19865, 21920, 23290, 24128, 25636, 28496, 30160, 30277, 31552, 31784, 32045, 35360, 35620, 37264, 39440, 39730, 43840, 46580, 51272, 51649, 56992, 60320, 60554, 63568, 64090, 67541, 70720, 71240, 74528, 78880, 79460, 93160, 102544, 103298, 113984, 120640, 121108, 127136, 128180, 135082, 142480, 149056, 151385, 157760, 158920, 186320, 205088, 206596, 242216, 254272, 256360, 258245, 270164, 284960, 302770, 317840, 337705, 372640, 410176, 413192, 484432, 512720, 516490, 540328, 569920, 605540, 635680, 675410, 745280, 826384, 878033, 968864, 1025440, 1032980, 1080656, 1211080, 1271360, 1350820, 1652768, 1756066, 1937728, 2050880, 2065960, 2161312, 2422160, 2701640, 3305536, 3512132, 4131920, 4322624, 4390165, 4844320, 5403280, 7024264, 8263840, 8780330, 9688640, 10806560, 14048528, 16527680, 17560660, 21613120, 28097056, 35121320, 56194112, 70242640, 140485280, 280970560]

約数ペア:

[(1, 280970560), (2, 140485280), (4, 70242640), (5, 56194112), (8, 35121320), (10, 28097056), (13, 21613120), (16, 17560660), (17, 16527680), (20, 14048528), (26, 10806560), (29, 9688640), (32, 8780330), (34, 8263840), (40, 7024264), (52, 5403280), (58, 4844320), (64, 4390165), (65, 4322624), (68, 4131920), (80, 3512132), (85, 3305536), (104, 2701640), (116, 2422160), (130, 2161312), (136, 2065960), (137, 2050880), (145, 1937728), (160, 1756066), (170, 1652768), (208, 1350820), (221, 1271360), (232, 1211080), (260, 1080656), (272, 1032980), (274, 1025440), (290, 968864), (320, 878033), (340, 826384), (377, 745280), (416, 675410), (442, 635680), (464, 605540), (493, 569920), (520, 540328), (544, 516490), (548, 512720), (580, 484432), (680, 413192), (685, 410176), (754, 372640), (832, 337705), (884, 317840), (928, 302770), (986, 284960), (1040, 270164), (1088, 258245), (1096, 256360), (1105, 254272), (1160, 242216), (1360, 206596), (1370, 205088), (1508, 186320), (1768, 158920), (1781, 157760), (1856, 151385), (1885, 149056), (1972, 142480), (2080, 135082), (2192, 128180), (2210, 127136), (2320, 121108), (2329, 120640), (2465, 113984), (2720, 103298), (2740, 102544), (3016, 93160), (3536, 79460), (3562, 78880), (3770, 74528), (3944, 71240), (3973, 70720), (4160, 67541), (4384, 64090), (4420, 63568), (4640, 60554), (4658, 60320), (4930, 56992), (5440, 51649), (5480, 51272), (6032, 46580), (6409, 43840), (7072, 39730), (7124, 39440), (7540, 37264), (7888, 35620), (7946, 35360), (8768, 32045), (8840, 31784), (8905, 31552), (9280, 30277), (9316, 30160), (9860, 28496), (10960, 25636), (11645, 24128), (12064, 23290), (12818, 21920), (14144, 19865), (14248, 19720), (15080, 18632), (15776, 17810), (15892, 17680)]