1821137920

素因数分解:

$2^{10}\times 5^1\times 7^3\times {\mathrm{17}}^1\times {\mathrm{61}}^1$

素因数の和:124

約数の個数: 352

約数和(自身を含む): 5482684800

約数和(自身を除く): 3661546880

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 17, 20, 28, 32, 34, 35, 40, 49, 56, 61, 64, 68, 70, 80, 85, 98, 112, 119, 122, 128, 136, 140, 160, 170, 196, 224, 238, 244, 245, 256, 272, 280, 305, 320, 340, 343, 392, 427, 448, 476, 488, 490, 512, 544, 560, 595, 610, 640, 680, 686, 784, 833, 854, 896, 952, 976, 980, 1024, 1037, 1088, 1120, 1190, 1220, 1280, 1360, 1372, 1568, 1666, 1708, 1715, 1792, 1904, 1952, 1960, 2074, 2135, 2176, 2240, 2380, 2440, 2560, 2720, 2744, 2989, 3136, 3332, 3416, 3430, 3584, 3808, 3904, 3920, 4148, 4165, 4270, 4352, 4480, 4760, 4880, 5120, 5185, 5440, 5488, 5831, 5978, 6272, 6664, 6832, 6860, 7168, 7259, 7616, 7808, 7840, 8296, 8330, 8540, 8704, 8960, 9520, 9760, 10370, 10880, 10976, 11662, 11956, 12544, 13328, 13664, 13720, 14518, 14945, 15232, 15616, 15680, 16592, 16660, 17080, 17408, 17920, 19040, 19520, 20740, 20923, 21760, 21952, 23324, 23912, 25088, 26656, 27328, 27440, 29036, 29155, 29890, 30464, 31232, 31360, 33184, 33320, 34160, 35840, 36295, 38080, 39040, 41480, 41846, 43520, 43904, 46648, 47824, 50176, 50813, 53312, 54656, 54880, 58072, 58310, 59780, 60928, 62464, 62720, 66368, 66640, 68320, 72590, 76160, 78080, 82960, 83692, 87040, 87808, 93296, 95648, 101626, 104615, 106624, 109312, 109760, 116144, 116620, 119560, 121856, 125440, 132736, 133280, 136640, 145180, 152320, 156160, 165920, 167384, 175616, 186592, 191296, 203252, 209230, 213248, 218624, 219520, 232288, 233240, 239120, 250880, 254065, 265472, 266560, 273280, 290360, 304640, 312320, 331840, 334768, 351232, 355691, 373184, 382592, 406504, 418460, 426496, 437248, 439040, 464576, 466480, 478240, 508130, 530944, 533120, 546560, 580720, 609280, 663680, 669536, 711382, 746368, 765184, 813008, 836920, 852992, 878080, 929152, 932960, 956480, 1016260, 1061888, 1066240, 1093120, 1161440, 1327360, 1339072, 1422764, 1492736, 1530368, 1626016, 1673840, 1756160, 1778455, 1858304, 1865920, 1912960, 2032520, 2132480, 2186240, 2322880, 2654720, 2678144, 2845528, 2985472, 3060736, 3252032, 3347680, 3556910, 3716608, 3731840, 3825920, 4065040, 4264960, 4645760, 5309440, 5356288, 5691056, 5970944, 6504064, 6695360, 7113820, 7433216, 7463680, 7651840, 8130080, 9291520, 10712576, 11382112, 13008128, 13390720, 14227640, 14927360, 15303680, 16260160, 18583040, 21425152, 22764224, 26016256, 26781440, 28455280, 29854720, 32520320, 37166080, 45528448, 52032512, 53562880, 56910560, 65040640, 91056896, 107125760, 113821120, 130081280, 182113792, 227642240, 260162560, 364227584, 455284480, 910568960, 1821137920]

約数ペア:

[(1, 1821137920), (2, 910568960), (4, 455284480), (5, 364227584), (7, 260162560), (8, 227642240), (10, 182113792), (14, 130081280), (16, 113821120), (17, 107125760), (20, 91056896), (28, 65040640), (32, 56910560), (34, 53562880), (35, 52032512), (40, 45528448), (49, 37166080), (56, 32520320), (61, 29854720), (64, 28455280), (68, 26781440), (70, 26016256), (80, 22764224), (85, 21425152), (98, 18583040), (112, 16260160), (119, 15303680), (122, 14927360), (128, 14227640), (136, 13390720), (140, 13008128), (160, 11382112), (170, 10712576), (196, 9291520), (224, 8130080), (238, 7651840), (244, 7463680), (245, 7433216), (256, 7113820), (272, 6695360), (280, 6504064), (305, 5970944), (320, 5691056), (340, 5356288), (343, 5309440), (392, 4645760), (427, 4264960), (448, 4065040), (476, 3825920), (488, 3731840), (490, 3716608), (512, 3556910), (544, 3347680), (560, 3252032), (595, 3060736), (610, 2985472), (640, 2845528), (680, 2678144), (686, 2654720), (784, 2322880), (833, 2186240), (854, 2132480), (896, 2032520), (952, 1912960), (976, 1865920), (980, 1858304), (1024, 1778455), (1037, 1756160), (1088, 1673840), (1120, 1626016), (1190, 1530368), (1220, 1492736), (1280, 1422764), (1360, 1339072), (1372, 1327360), (1568, 1161440), (1666, 1093120), (1708, 1066240), (1715, 1061888), (1792, 1016260), (1904, 956480), (1952, 932960), (1960, 929152), (2074, 878080), (2135, 852992), (2176, 836920), (2240, 813008), (2380, 765184), (2440, 746368), (2560, 711382), (2720, 669536), (2744, 663680), (2989, 609280), (3136, 580720), (3332, 546560), (3416, 533120), (3430, 530944), (3584, 508130), (3808, 478240), (3904, 466480), (3920, 464576), (4148, 439040), (4165, 437248), (4270, 426496), (4352, 418460), (4480, 406504), (4760, 382592), (4880, 373184), (5120, 355691), (5185, 351232), (5440, 334768), (5488, 331840), (5831, 312320), (5978, 304640), (6272, 290360), (6664, 273280), (6832, 266560), (6860, 265472), (7168, 254065), (7259, 250880), (7616, 239120), (7808, 233240), (7840, 232288), (8296, 219520), (8330, 218624), (8540, 213248), (8704, 209230), (8960, 203252), (9520, 191296), (9760, 186592), (10370, 175616), (10880, 167384), (10976, 165920), (11662, 156160), (11956, 152320), (12544, 145180), (13328, 136640), (13664, 133280), (13720, 132736), (14518, 125440), (14945, 121856), (15232, 119560), (15616, 116620), (15680, 116144), (16592, 109760), (16660, 109312), (17080, 106624), (17408, 104615), (17920, 101626), (19040, 95648), (19520, 93296), (20740, 87808), (20923, 87040), (21760, 83692), (21952, 82960), (23324, 78080), (23912, 76160), (25088, 72590), (26656, 68320), (27328, 66640), (27440, 66368), (29036, 62720), (29155, 62464), (29890, 60928), (30464, 59780), (31232, 58310), (31360, 58072), (33184, 54880), (33320, 54656), (34160, 53312), (35840, 50813), (36295, 50176), (38080, 47824), (39040, 46648), (41480, 43904), (41846, 43520)]