440410880

素因数分解:

$2^8\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{199}}^1$

素因数の和:259

約数の個数: 288

約数和(自身を含む): 1373568000

約数和(自身を除く): 933157120

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 19, 20, 26, 28, 32, 35, 38, 40, 52, 56, 64, 65, 70, 76, 80, 91, 95, 104, 112, 128, 130, 133, 140, 152, 160, 182, 190, 199, 208, 224, 247, 256, 260, 266, 280, 304, 320, 364, 380, 398, 416, 448, 455, 494, 520, 532, 560, 608, 640, 665, 728, 760, 796, 832, 896, 910, 988, 995, 1040, 1064, 1120, 1216, 1235, 1280, 1330, 1393, 1456, 1520, 1592, 1664, 1729, 1792, 1820, 1976, 1990, 2080, 2128, 2240, 2432, 2470, 2587, 2660, 2786, 2912, 3040, 3184, 3328, 3458, 3640, 3781, 3952, 3980, 4160, 4256, 4480, 4864, 4940, 5174, 5320, 5572, 5824, 6080, 6368, 6916, 6965, 7280, 7562, 7904, 7960, 8320, 8512, 8645, 8960, 9880, 10348, 10640, 11144, 11648, 12160, 12736, 12935, 13832, 13930, 14560, 15124, 15808, 15920, 16640, 17024, 17290, 18109, 18905, 19760, 20696, 21280, 22288, 23296, 24320, 25472, 25870, 26467, 27664, 27860, 29120, 30248, 31616, 31840, 34048, 34580, 36218, 37810, 39520, 41392, 42560, 44576, 49153, 50944, 51740, 52934, 55328, 55720, 58240, 60496, 63232, 63680, 69160, 72436, 75620, 79040, 82784, 85120, 89152, 90545, 98306, 103480, 105868, 110656, 111440, 116480, 120992, 127360, 132335, 138320, 144872, 151240, 158080, 165568, 170240, 178304, 181090, 196612, 206960, 211736, 221312, 222880, 241984, 245765, 254720, 264670, 276640, 289744, 302480, 316160, 331136, 344071, 356608, 362180, 393224, 413920, 423472, 442624, 445760, 483968, 491530, 529340, 553280, 579488, 604960, 662272, 688142, 724360, 786448, 827840, 846944, 891520, 967936, 983060, 1058680, 1106560, 1158976, 1209920, 1376284, 1448720, 1572896, 1655680, 1693888, 1720355, 1783040, 1966120, 2117360, 2213120, 2317952, 2419840, 2752568, 2897440, 3145792, 3311360, 3387776, 3440710, 3932240, 4234720, 4635904, 4839680, 5505136, 5794880, 6291584, 6775552, 6881420, 7864480, 8469440, 11010272, 11589760, 12583168, 13762840, 15728960, 16938880, 22020544, 23179520, 27525680, 31457920, 33877760, 44041088, 55051360, 62915840, 88082176, 110102720, 220205440, 440410880]

約数ペア:

[(1, 440410880), (2, 220205440), (4, 110102720), (5, 88082176), (7, 62915840), (8, 55051360), (10, 44041088), (13, 33877760), (14, 31457920), (16, 27525680), (19, 23179520), (20, 22020544), (26, 16938880), (28, 15728960), (32, 13762840), (35, 12583168), (38, 11589760), (40, 11010272), (52, 8469440), (56, 7864480), (64, 6881420), (65, 6775552), (70, 6291584), (76, 5794880), (80, 5505136), (91, 4839680), (95, 4635904), (104, 4234720), (112, 3932240), (128, 3440710), (130, 3387776), (133, 3311360), (140, 3145792), (152, 2897440), (160, 2752568), (182, 2419840), (190, 2317952), (199, 2213120), (208, 2117360), (224, 1966120), (247, 1783040), (256, 1720355), (260, 1693888), (266, 1655680), (280, 1572896), (304, 1448720), (320, 1376284), (364, 1209920), (380, 1158976), (398, 1106560), (416, 1058680), (448, 983060), (455, 967936), (494, 891520), (520, 846944), (532, 827840), (560, 786448), (608, 724360), (640, 688142), (665, 662272), (728, 604960), (760, 579488), (796, 553280), (832, 529340), (896, 491530), (910, 483968), (988, 445760), (995, 442624), (1040, 423472), (1064, 413920), (1120, 393224), (1216, 362180), (1235, 356608), (1280, 344071), (1330, 331136), (1393, 316160), (1456, 302480), (1520, 289744), (1592, 276640), (1664, 264670), (1729, 254720), (1792, 245765), (1820, 241984), (1976, 222880), (1990, 221312), (2080, 211736), (2128, 206960), (2240, 196612), (2432, 181090), (2470, 178304), (2587, 170240), (2660, 165568), (2786, 158080), (2912, 151240), (3040, 144872), (3184, 138320), (3328, 132335), (3458, 127360), (3640, 120992), (3781, 116480), (3952, 111440), (3980, 110656), (4160, 105868), (4256, 103480), (4480, 98306), (4864, 90545), (4940, 89152), (5174, 85120), (5320, 82784), (5572, 79040), (5824, 75620), (6080, 72436), (6368, 69160), (6916, 63680), (6965, 63232), (7280, 60496), (7562, 58240), (7904, 55720), (7960, 55328), (8320, 52934), (8512, 51740), (8645, 50944), (8960, 49153), (9880, 44576), (10348, 42560), (10640, 41392), (11144, 39520), (11648, 37810), (12160, 36218), (12736, 34580), (12935, 34048), (13832, 31840), (13930, 31616), (14560, 30248), (15124, 29120), (15808, 27860), (15920, 27664), (16640, 26467), (17024, 25870), (17290, 25472), (18109, 24320), (18905, 23296), (19760, 22288), (20696, 21280)]