820130400

素因数分解:

$2^5\times 3^3\times 5^2\times {\mathrm{43}}^1\times {\mathrm{883}}^1$

素因数の和:955

約数の個数: 288

約数和(自身を含む): 3038555520

約数和(自身を除く): 2218425120

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 25, 27, 30, 32, 36, 40, 43, 45, 48, 50, 54, 60, 72, 75, 80, 86, 90, 96, 100, 108, 120, 129, 135, 144, 150, 160, 172, 180, 200, 215, 216, 225, 240, 258, 270, 288, 300, 344, 360, 387, 400, 430, 432, 450, 480, 516, 540, 600, 645, 675, 688, 720, 774, 800, 860, 864, 883, 900, 1032, 1075, 1080, 1161, 1200, 1290, 1350, 1376, 1440, 1548, 1720, 1766, 1800, 1935, 2064, 2150, 2160, 2322, 2400, 2580, 2649, 2700, 3096, 3225, 3440, 3532, 3600, 3870, 4128, 4300, 4320, 4415, 4644, 5160, 5298, 5400, 5805, 6192, 6450, 6880, 7064, 7200, 7740, 7947, 8600, 8830, 9288, 9675, 10320, 10596, 10800, 11610, 12384, 12900, 13245, 14128, 15480, 15894, 17200, 17660, 18576, 19350, 20640, 21192, 21600, 22075, 23220, 23841, 25800, 26490, 28256, 29025, 30960, 31788, 34400, 35320, 37152, 37969, 38700, 39735, 42384, 44150, 46440, 47682, 51600, 52980, 58050, 61920, 63576, 66225, 70640, 75938, 77400, 79470, 84768, 88300, 92880, 95364, 103200, 105960, 113907, 116100, 119205, 127152, 132450, 141280, 151876, 154800, 158940, 176600, 185760, 189845, 190728, 198675, 211920, 227814, 232200, 238410, 254304, 264900, 303752, 309600, 317880, 341721, 353200, 379690, 381456, 397350, 423840, 455628, 464400, 476820, 529800, 569535, 596025, 607504, 635760, 683442, 706400, 759380, 762912, 794700, 911256, 928800, 949225, 953640, 1025163, 1059600, 1139070, 1192050, 1215008, 1271520, 1366884, 1518760, 1589400, 1708605, 1822512, 1898450, 1907280, 2050326, 2119200, 2278140, 2384100, 2733768, 2847675, 3037520, 3178800, 3417210, 3645024, 3796900, 3814560, 4100652, 4556280, 4768200, 5125815, 5467536, 5695350, 6075040, 6357600, 6834420, 7593800, 8201304, 8543025, 9112560, 9536400, 10251630, 10935072, 11390700, 13668840, 15187600, 16402608, 17086050, 18225120, 19072800, 20503260, 22781400, 25629075, 27337680, 30375200, 32805216, 34172100, 41006520, 45562800, 51258150, 54675360, 68344200, 82013040, 91125600, 102516300, 136688400, 164026080, 205032600, 273376800, 410065200, 820130400]

約数ペア:

[(1, 820130400), (2, 410065200), (3, 273376800), (4, 205032600), (5, 164026080), (6, 136688400), (8, 102516300), (9, 91125600), (10, 82013040), (12, 68344200), (15, 54675360), (16, 51258150), (18, 45562800), (20, 41006520), (24, 34172100), (25, 32805216), (27, 30375200), (30, 27337680), (32, 25629075), (36, 22781400), (40, 20503260), (43, 19072800), (45, 18225120), (48, 17086050), (50, 16402608), (54, 15187600), (60, 13668840), (72, 11390700), (75, 10935072), (80, 10251630), (86, 9536400), (90, 9112560), (96, 8543025), (100, 8201304), (108, 7593800), (120, 6834420), (129, 6357600), (135, 6075040), (144, 5695350), (150, 5467536), (160, 5125815), (172, 4768200), (180, 4556280), (200, 4100652), (215, 3814560), (216, 3796900), (225, 3645024), (240, 3417210), (258, 3178800), (270, 3037520), (288, 2847675), (300, 2733768), (344, 2384100), (360, 2278140), (387, 2119200), (400, 2050326), (430, 1907280), (432, 1898450), (450, 1822512), (480, 1708605), (516, 1589400), (540, 1518760), (600, 1366884), (645, 1271520), (675, 1215008), (688, 1192050), (720, 1139070), (774, 1059600), (800, 1025163), (860, 953640), (864, 949225), (883, 928800), (900, 911256), (1032, 794700), (1075, 762912), (1080, 759380), (1161, 706400), (1200, 683442), (1290, 635760), (1350, 607504), (1376, 596025), (1440, 569535), (1548, 529800), (1720, 476820), (1766, 464400), (1800, 455628), (1935, 423840), (2064, 397350), (2150, 381456), (2160, 379690), (2322, 353200), (2400, 341721), (2580, 317880), (2649, 309600), (2700, 303752), (3096, 264900), (3225, 254304), (3440, 238410), (3532, 232200), (3600, 227814), (3870, 211920), (4128, 198675), (4300, 190728), (4320, 189845), (4415, 185760), (4644, 176600), (5160, 158940), (5298, 154800), (5400, 151876), (5805, 141280), (6192, 132450), (6450, 127152), (6880, 119205), (7064, 116100), (7200, 113907), (7740, 105960), (7947, 103200), (8600, 95364), (8830, 92880), (9288, 88300), (9675, 84768), (10320, 79470), (10596, 77400), (10800, 75938), (11610, 70640), (12384, 66225), (12900, 63576), (13245, 61920), (14128, 58050), (15480, 52980), (15894, 51600), (17200, 47682), (17660, 46440), (18576, 44150), (19350, 42384), (20640, 39735), (21192, 38700), (21600, 37969), (22075, 37152), (23220, 35320), (23841, 34400), (25800, 31788), (26490, 30960), (28256, 29025)]