281399040

素因数分解:

$2^8\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{1879}}^1$

素因数の和:1919

約数の個数: 216

約数和(自身を含む): 1049062560

約数和(自身を除く): 767663520

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 16, 18, 20, 24, 26, 30, 32, 36, 39, 40, 45, 48, 52, 60, 64, 65, 72, 78, 80, 90, 96, 104, 117, 120, 128, 130, 144, 156, 160, 180, 192, 195, 208, 234, 240, 256, 260, 288, 312, 320, 360, 384, 390, 416, 468, 480, 520, 576, 585, 624, 640, 720, 768, 780, 832, 936, 960, 1040, 1152, 1170, 1248, 1280, 1440, 1560, 1664, 1872, 1879, 1920, 2080, 2304, 2340, 2496, 2880, 3120, 3328, 3744, 3758, 3840, 4160, 4680, 4992, 5637, 5760, 6240, 7488, 7516, 8320, 9360, 9395, 9984, 11274, 11520, 12480, 14976, 15032, 16640, 16911, 18720, 18790, 22548, 24427, 24960, 28185, 29952, 30064, 33822, 37440, 37580, 45096, 48854, 49920, 56370, 60128, 67644, 73281, 74880, 75160, 84555, 90192, 97708, 112740, 120256, 122135, 135288, 146562, 149760, 150320, 169110, 180384, 195416, 219843, 225480, 240512, 244270, 270576, 293124, 300640, 338220, 360768, 366405, 390832, 439686, 450960, 481024, 488540, 541152, 586248, 601280, 676440, 721536, 732810, 781664, 879372, 901920, 977080, 1082304, 1099215, 1172496, 1202560, 1352880, 1443072, 1465620, 1563328, 1758744, 1803840, 1954160, 2164608, 2198430, 2344992, 2405120, 2705760, 2931240, 3126656, 3517488, 3607680, 3908320, 4329216, 4396860, 4689984, 5411520, 5862480, 6253312, 7034976, 7215360, 7816640, 8793720, 9379968, 10823040, 11724960, 14069952, 15633280, 17587440, 18759936, 21646080, 23449920, 28139904, 31266560, 35174880, 46899840, 56279808, 70349760, 93799680, 140699520, 281399040]

約数ペア:

[(1, 281399040), (2, 140699520), (3, 93799680), (4, 70349760), (5, 56279808), (6, 46899840), (8, 35174880), (9, 31266560), (10, 28139904), (12, 23449920), (13, 21646080), (15, 18759936), (16, 17587440), (18, 15633280), (20, 14069952), (24, 11724960), (26, 10823040), (30, 9379968), (32, 8793720), (36, 7816640), (39, 7215360), (40, 7034976), (45, 6253312), (48, 5862480), (52, 5411520), (60, 4689984), (64, 4396860), (65, 4329216), (72, 3908320), (78, 3607680), (80, 3517488), (90, 3126656), (96, 2931240), (104, 2705760), (117, 2405120), (120, 2344992), (128, 2198430), (130, 2164608), (144, 1954160), (156, 1803840), (160, 1758744), (180, 1563328), (192, 1465620), (195, 1443072), (208, 1352880), (234, 1202560), (240, 1172496), (256, 1099215), (260, 1082304), (288, 977080), (312, 901920), (320, 879372), (360, 781664), (384, 732810), (390, 721536), (416, 676440), (468, 601280), (480, 586248), (520, 541152), (576, 488540), (585, 481024), (624, 450960), (640, 439686), (720, 390832), (768, 366405), (780, 360768), (832, 338220), (936, 300640), (960, 293124), (1040, 270576), (1152, 244270), (1170, 240512), (1248, 225480), (1280, 219843), (1440, 195416), (1560, 180384), (1664, 169110), (1872, 150320), (1879, 149760), (1920, 146562), (2080, 135288), (2304, 122135), (2340, 120256), (2496, 112740), (2880, 97708), (3120, 90192), (3328, 84555), (3744, 75160), (3758, 74880), (3840, 73281), (4160, 67644), (4680, 60128), (4992, 56370), (5637, 49920), (5760, 48854), (6240, 45096), (7488, 37580), (7516, 37440), (8320, 33822), (9360, 30064), (9395, 29952), (9984, 28185), (11274, 24960), (11520, 24427), (12480, 22548), (14976, 18790), (15032, 18720), (16640, 16911)]