19431281520

素因数分解:

$2^4\times 3^2\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{226789}}^1$

素因数の和:226832

約数の個数: 240

約数和(自身を含む): 78966463680

約数和(自身を除く): 59535182160

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 17, 18, 20, 21, 24, 28, 30, 34, 35, 36, 40, 42, 45, 48, 51, 56, 60, 63, 68, 70, 72, 80, 84, 85, 90, 102, 105, 112, 119, 120, 126, 136, 140, 144, 153, 168, 170, 180, 204, 210, 238, 240, 252, 255, 272, 280, 306, 315, 336, 340, 357, 360, 408, 420, 476, 504, 510, 560, 595, 612, 630, 680, 714, 720, 765, 816, 840, 952, 1008, 1020, 1071, 1190, 1224, 1260, 1360, 1428, 1530, 1680, 1785, 1904, 2040, 2142, 2380, 2448, 2520, 2856, 3060, 3570, 4080, 4284, 4760, 5040, 5355, 5712, 6120, 7140, 8568, 9520, 10710, 12240, 14280, 17136, 21420, 28560, 42840, 85680, 226789, 453578, 680367, 907156, 1133945, 1360734, 1587523, 1814312, 2041101, 2267890, 2721468, 3175046, 3401835, 3628624, 3855413, 4082202, 4535780, 4762569, 5442936, 6350092, 6803670, 7710826, 7937615, 8164404, 9071560, 9525138, 10205505, 10885872, 11566239, 12700184, 13607340, 14287707, 15421652, 15875230, 16328808, 18143120, 19050276, 19277065, 20411010, 23132478, 23812845, 25400368, 26987891, 27214680, 28575414, 30843304, 31750460, 32657616, 34698717, 38100552, 38554130, 40822020, 46264956, 47625690, 53975782, 54429360, 57150828, 57831195, 61686608, 63500920, 69397434, 71438535, 76201104, 77108260, 80963673, 81644040, 92529912, 95251380, 107951564, 114301656, 115662390, 127001840, 134939455, 138794868, 142877070, 154216520, 161927346, 163288080, 173493585, 185059824, 190502760, 215903128, 228603312, 231324780, 242891019, 269878910, 277589736, 285754140, 308433040, 323854692, 346987170, 381005520, 404818365, 431806256, 462649560, 485782038, 539757820, 555179472, 571508280, 647709384, 693974340, 809636730, 925299120, 971564076, 1079515640, 1143016560, 1214455095, 1295418768, 1387948680, 1619273460, 1943128152, 2159031280, 2428910190, 2775897360, 3238546920, 3886256304, 4857820380, 6477093840, 9715640760, 19431281520]

約数ペア:

[(1, 19431281520), (2, 9715640760), (3, 6477093840), (4, 4857820380), (5, 3886256304), (6, 3238546920), (7, 2775897360), (8, 2428910190), (9, 2159031280), (10, 1943128152), (12, 1619273460), (14, 1387948680), (15, 1295418768), (16, 1214455095), (17, 1143016560), (18, 1079515640), (20, 971564076), (21, 925299120), (24, 809636730), (28, 693974340), (30, 647709384), (34, 571508280), (35, 555179472), (36, 539757820), (40, 485782038), (42, 462649560), (45, 431806256), (48, 404818365), (51, 381005520), (56, 346987170), (60, 323854692), (63, 308433040), (68, 285754140), (70, 277589736), (72, 269878910), (80, 242891019), (84, 231324780), (85, 228603312), (90, 215903128), (102, 190502760), (105, 185059824), (112, 173493585), (119, 163288080), (120, 161927346), (126, 154216520), (136, 142877070), (140, 138794868), (144, 134939455), (153, 127001840), (168, 115662390), (170, 114301656), (180, 107951564), (204, 95251380), (210, 92529912), (238, 81644040), (240, 80963673), (252, 77108260), (255, 76201104), (272, 71438535), (280, 69397434), (306, 63500920), (315, 61686608), (336, 57831195), (340, 57150828), (357, 54429360), (360, 53975782), (408, 47625690), (420, 46264956), (476, 40822020), (504, 38554130), (510, 38100552), (560, 34698717), (595, 32657616), (612, 31750460), (630, 30843304), (680, 28575414), (714, 27214680), (720, 26987891), (765, 25400368), (816, 23812845), (840, 23132478), (952, 20411010), (1008, 19277065), (1020, 19050276), (1071, 18143120), (1190, 16328808), (1224, 15875230), (1260, 15421652), (1360, 14287707), (1428, 13607340), (1530, 12700184), (1680, 11566239), (1785, 10885872), (1904, 10205505), (2040, 9525138), (2142, 9071560), (2380, 8164404), (2448, 7937615), (2520, 7710826), (2856, 6803670), (3060, 6350092), (3570, 5442936), (4080, 4762569), (4284, 4535780), (4760, 4082202), (5040, 3855413), (5355, 3628624), (5712, 3401835), (6120, 3175046), (7140, 2721468), (8568, 2267890), (9520, 2041101), (10710, 1814312), (12240, 1587523), (14280, 1360734), (17136, 1133945), (21420, 907156), (28560, 680367), (42840, 453578), (85680, 226789)]