2781656640

素因数分解:

$2^6\times 3^4\times 5^1\times 7^1\times {\mathrm{15331}}^1$

素因数の和:15367

約数の個数: 280

約数和(自身を含む): 11309128512

約数和(自身を除く): 8527471872

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 27, 28, 30, 32, 35, 36, 40, 42, 45, 48, 54, 56, 60, 63, 64, 70, 72, 80, 81, 84, 90, 96, 105, 108, 112, 120, 126, 135, 140, 144, 160, 162, 168, 180, 189, 192, 210, 216, 224, 240, 252, 270, 280, 288, 315, 320, 324, 336, 360, 378, 405, 420, 432, 448, 480, 504, 540, 560, 567, 576, 630, 648, 672, 720, 756, 810, 840, 864, 945, 960, 1008, 1080, 1120, 1134, 1260, 1296, 1344, 1440, 1512, 1620, 1680, 1728, 1890, 2016, 2160, 2240, 2268, 2520, 2592, 2835, 2880, 3024, 3240, 3360, 3780, 4032, 4320, 4536, 5040, 5184, 5670, 6048, 6480, 6720, 7560, 8640, 9072, 10080, 11340, 12096, 12960, 15120, 15331, 18144, 20160, 22680, 25920, 30240, 30662, 36288, 45360, 45993, 60480, 61324, 76655, 90720, 91986, 107317, 122648, 137979, 153310, 181440, 183972, 214634, 229965, 245296, 275958, 306620, 321951, 367944, 413937, 429268, 459930, 490592, 536585, 551916, 613240, 643902, 689895, 735888, 827874, 858536, 919860, 965853, 981184, 1073170, 1103832, 1226480, 1241811, 1287804, 1379790, 1471776, 1609755, 1655748, 1717072, 1839720, 1931706, 2069685, 2146340, 2207664, 2452960, 2483622, 2575608, 2759580, 2897559, 2943552, 3219510, 3311496, 3434144, 3679440, 3863412, 4139370, 4292680, 4415328, 4829265, 4905920, 4967244, 5151216, 5519160, 5795118, 6209055, 6439020, 6622992, 6868288, 7358880, 7726824, 8278740, 8585360, 8692677, 8830656, 9658530, 9934488, 10302432, 11038320, 11590236, 12418110, 12878040, 13245984, 14487795, 14717760, 15453648, 16557480, 17170720, 17385354, 19317060, 19868976, 20604864, 22076640, 23180472, 24836220, 25756080, 26491968, 28975590, 30907296, 33114960, 34341440, 34770708, 38634120, 39737952, 43463385, 44153280, 46360944, 49672440, 51512160, 57951180, 61814592, 66229920, 69541416, 77268240, 79475904, 86926770, 92721888, 99344880, 103024320, 115902360, 132459840, 139082832, 154536480, 173853540, 185443776, 198689760, 231804720, 278165664, 309072960, 347707080, 397379520, 463609440, 556331328, 695414160, 927218880, 1390828320, 2781656640]

約数ペア:

[(1, 2781656640), (2, 1390828320), (3, 927218880), (4, 695414160), (5, 556331328), (6, 463609440), (7, 397379520), (8, 347707080), (9, 309072960), (10, 278165664), (12, 231804720), (14, 198689760), (15, 185443776), (16, 173853540), (18, 154536480), (20, 139082832), (21, 132459840), (24, 115902360), (27, 103024320), (28, 99344880), (30, 92721888), (32, 86926770), (35, 79475904), (36, 77268240), (40, 69541416), (42, 66229920), (45, 61814592), (48, 57951180), (54, 51512160), (56, 49672440), (60, 46360944), (63, 44153280), (64, 43463385), (70, 39737952), (72, 38634120), (80, 34770708), (81, 34341440), (84, 33114960), (90, 30907296), (96, 28975590), (105, 26491968), (108, 25756080), (112, 24836220), (120, 23180472), (126, 22076640), (135, 20604864), (140, 19868976), (144, 19317060), (160, 17385354), (162, 17170720), (168, 16557480), (180, 15453648), (189, 14717760), (192, 14487795), (210, 13245984), (216, 12878040), (224, 12418110), (240, 11590236), (252, 11038320), (270, 10302432), (280, 9934488), (288, 9658530), (315, 8830656), (320, 8692677), (324, 8585360), (336, 8278740), (360, 7726824), (378, 7358880), (405, 6868288), (420, 6622992), (432, 6439020), (448, 6209055), (480, 5795118), (504, 5519160), (540, 5151216), (560, 4967244), (567, 4905920), (576, 4829265), (630, 4415328), (648, 4292680), (672, 4139370), (720, 3863412), (756, 3679440), (810, 3434144), (840, 3311496), (864, 3219510), (945, 2943552), (960, 2897559), (1008, 2759580), (1080, 2575608), (1120, 2483622), (1134, 2452960), (1260, 2207664), (1296, 2146340), (1344, 2069685), (1440, 1931706), (1512, 1839720), (1620, 1717072), (1680, 1655748), (1728, 1609755), (1890, 1471776), (2016, 1379790), (2160, 1287804), (2240, 1241811), (2268, 1226480), (2520, 1103832), (2592, 1073170), (2835, 981184), (2880, 965853), (3024, 919860), (3240, 858536), (3360, 827874), (3780, 735888), (4032, 689895), (4320, 643902), (4536, 613240), (5040, 551916), (5184, 536585), (5670, 490592), (6048, 459930), (6480, 429268), (6720, 413937), (7560, 367944), (8640, 321951), (9072, 306620), (10080, 275958), (11340, 245296), (12096, 229965), (12960, 214634), (15120, 183972), (15331, 181440), (18144, 153310), (20160, 137979), (22680, 122648), (25920, 107317), (30240, 91986), (30662, 90720), (36288, 76655), (45360, 61324), (45993, 60480)]