261747360

素因数分解:

$2^5\times 3^2\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{1129}}^1$

素因数の和:1180

約数の個数: 288

約数和(自身を含む): 1066141440

約数和(自身を除く): 804394080

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 23, 24, 28, 30, 32, 35, 36, 40, 42, 45, 46, 48, 56, 60, 63, 69, 70, 72, 80, 84, 90, 92, 96, 105, 112, 115, 120, 126, 138, 140, 144, 160, 161, 168, 180, 184, 207, 210, 224, 230, 240, 252, 276, 280, 288, 315, 322, 336, 345, 360, 368, 414, 420, 460, 480, 483, 504, 552, 560, 630, 644, 672, 690, 720, 736, 805, 828, 840, 920, 966, 1008, 1035, 1104, 1120, 1129, 1260, 1288, 1380, 1440, 1449, 1610, 1656, 1680, 1840, 1932, 2016, 2070, 2208, 2258, 2415, 2520, 2576, 2760, 2898, 3220, 3312, 3360, 3387, 3680, 3864, 4140, 4516, 4830, 5040, 5152, 5520, 5645, 5796, 6440, 6624, 6774, 7245, 7728, 7903, 8280, 9032, 9660, 10080, 10161, 11040, 11290, 11592, 12880, 13548, 14490, 15456, 15806, 16560, 16935, 18064, 19320, 20322, 22580, 23184, 23709, 25760, 25967, 27096, 28980, 31612, 33120, 33870, 36128, 38640, 39515, 40644, 45160, 46368, 47418, 50805, 51934, 54192, 57960, 63224, 67740, 71127, 77280, 77901, 79030, 81288, 90320, 94836, 101610, 103868, 108384, 115920, 118545, 126448, 129835, 135480, 142254, 155802, 158060, 162576, 180640, 181769, 189672, 203220, 207736, 231840, 233703, 237090, 252896, 259670, 270960, 284508, 311604, 316120, 325152, 355635, 363538, 379344, 389505, 406440, 415472, 467406, 474180, 519340, 541920, 545307, 569016, 623208, 632240, 711270, 727076, 758688, 779010, 812880, 830944, 908845, 934812, 948360, 1038680, 1090614, 1138032, 1168515, 1246416, 1264480, 1422540, 1454152, 1558020, 1625760, 1635921, 1817690, 1869624, 1896720, 2077360, 2181228, 2276064, 2337030, 2492832, 2726535, 2845080, 2908304, 3116040, 3271842, 3635380, 3739248, 3793440, 4154720, 4362456, 4674060, 5453070, 5690160, 5816608, 6232080, 6543684, 7270760, 7478496, 8179605, 8724912, 9348120, 10906140, 11380320, 12464160, 13087368, 14541520, 16359210, 17449824, 18696240, 21812280, 26174736, 29083040, 32718420, 37392480, 43624560, 52349472, 65436840, 87249120, 130873680, 261747360]

約数ペア:

[(1, 261747360), (2, 130873680), (3, 87249120), (4, 65436840), (5, 52349472), (6, 43624560), (7, 37392480), (8, 32718420), (9, 29083040), (10, 26174736), (12, 21812280), (14, 18696240), (15, 17449824), (16, 16359210), (18, 14541520), (20, 13087368), (21, 12464160), (23, 11380320), (24, 10906140), (28, 9348120), (30, 8724912), (32, 8179605), (35, 7478496), (36, 7270760), (40, 6543684), (42, 6232080), (45, 5816608), (46, 5690160), (48, 5453070), (56, 4674060), (60, 4362456), (63, 4154720), (69, 3793440), (70, 3739248), (72, 3635380), (80, 3271842), (84, 3116040), (90, 2908304), (92, 2845080), (96, 2726535), (105, 2492832), (112, 2337030), (115, 2276064), (120, 2181228), (126, 2077360), (138, 1896720), (140, 1869624), (144, 1817690), (160, 1635921), (161, 1625760), (168, 1558020), (180, 1454152), (184, 1422540), (207, 1264480), (210, 1246416), (224, 1168515), (230, 1138032), (240, 1090614), (252, 1038680), (276, 948360), (280, 934812), (288, 908845), (315, 830944), (322, 812880), (336, 779010), (345, 758688), (360, 727076), (368, 711270), (414, 632240), (420, 623208), (460, 569016), (480, 545307), (483, 541920), (504, 519340), (552, 474180), (560, 467406), (630, 415472), (644, 406440), (672, 389505), (690, 379344), (720, 363538), (736, 355635), (805, 325152), (828, 316120), (840, 311604), (920, 284508), (966, 270960), (1008, 259670), (1035, 252896), (1104, 237090), (1120, 233703), (1129, 231840), (1260, 207736), (1288, 203220), (1380, 189672), (1440, 181769), (1449, 180640), (1610, 162576), (1656, 158060), (1680, 155802), (1840, 142254), (1932, 135480), (2016, 129835), (2070, 126448), (2208, 118545), (2258, 115920), (2415, 108384), (2520, 103868), (2576, 101610), (2760, 94836), (2898, 90320), (3220, 81288), (3312, 79030), (3360, 77901), (3387, 77280), (3680, 71127), (3864, 67740), (4140, 63224), (4516, 57960), (4830, 54192), (5040, 51934), (5152, 50805), (5520, 47418), (5645, 46368), (5796, 45160), (6440, 40644), (6624, 39515), (6774, 38640), (7245, 36128), (7728, 33870), (7903, 33120), (8280, 31612), (9032, 28980), (9660, 27096), (10080, 25967), (10161, 25760), (11040, 23709), (11290, 23184), (11592, 22580), (12880, 20322), (13548, 19320), (14490, 18064), (15456, 16935), (15806, 16560)]