220205440

素因数分解:

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

素因数の和:257

約数の個数: 256

約数和(自身を含む): 685440000

約数和(自身を除く): 465234560

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, 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, 1330, 1393, 1456, 1520, 1592, 1664, 1729, 1820, 1976, 1990, 2080, 2128, 2240, 2432, 2470, 2587, 2660, 2786, 2912, 3040, 3184, 3458, 3640, 3781, 3952, 3980, 4160, 4256, 4480, 4940, 5174, 5320, 5572, 5824, 6080, 6368, 6916, 6965, 7280, 7562, 7904, 7960, 8320, 8512, 8645, 9880, 10348, 10640, 11144, 11648, 12160, 12736, 12935, 13832, 13930, 14560, 15124, 15808, 15920, 17024, 17290, 18109, 18905, 19760, 20696, 21280, 22288, 25472, 25870, 26467, 27664, 27860, 29120, 30248, 31616, 31840, 34580, 36218, 37810, 39520, 41392, 42560, 44576, 49153, 51740, 52934, 55328, 55720, 58240, 60496, 63680, 69160, 72436, 75620, 79040, 82784, 85120, 89152, 90545, 98306, 103480, 105868, 110656, 111440, 120992, 127360, 132335, 138320, 144872, 151240, 158080, 165568, 178304, 181090, 196612, 206960, 211736, 221312, 222880, 241984, 245765, 264670, 276640, 289744, 302480, 331136, 344071, 362180, 393224, 413920, 423472, 445760, 483968, 491530, 529340, 553280, 579488, 604960, 688142, 724360, 786448, 827840, 846944, 891520, 983060, 1058680, 1106560, 1158976, 1209920, 1376284, 1448720, 1572896, 1655680, 1693888, 1720355, 1966120, 2117360, 2317952, 2419840, 2752568, 2897440, 3145792, 3387776, 3440710, 3932240, 4234720, 5505136, 5794880, 6291584, 6881420, 7864480, 8469440, 11010272, 11589760, 13762840, 15728960, 16938880, 22020544, 27525680, 31457920, 44041088, 55051360, 110102720, 220205440]

約数ペア:

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