420001344

素因数分解:

$2^6\times 3^2\times 7^2\times {\mathrm{23}}^1\times {\mathrm{647}}^1$

素因数の和:702

約数の個数: 252

約数和(自身を含む): 1463552064

約数和(自身を除く): 1043550720

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 23, 24, 28, 32, 36, 42, 46, 48, 49, 56, 63, 64, 69, 72, 84, 92, 96, 98, 112, 126, 138, 144, 147, 161, 168, 184, 192, 196, 207, 224, 252, 276, 288, 294, 322, 336, 368, 392, 414, 441, 448, 483, 504, 552, 576, 588, 644, 647, 672, 736, 784, 828, 882, 966, 1008, 1104, 1127, 1176, 1288, 1294, 1344, 1449, 1472, 1568, 1656, 1764, 1932, 1941, 2016, 2208, 2254, 2352, 2576, 2588, 2898, 3136, 3312, 3381, 3528, 3864, 3882, 4032, 4416, 4508, 4529, 4704, 5152, 5176, 5796, 5823, 6624, 6762, 7056, 7728, 7764, 9016, 9058, 9408, 10143, 10304, 10352, 11592, 11646, 13248, 13524, 13587, 14112, 14881, 15456, 15528, 18032, 18116, 20286, 20704, 23184, 23292, 27048, 27174, 28224, 29762, 30912, 31056, 31703, 36064, 36232, 40572, 40761, 41408, 44643, 46368, 46584, 54096, 54348, 59524, 62112, 63406, 72128, 72464, 81144, 81522, 89286, 92736, 93168, 95109, 104167, 108192, 108696, 119048, 124224, 126812, 133929, 144928, 162288, 163044, 178572, 186336, 190218, 208334, 216384, 217392, 238096, 253624, 267858, 285327, 289856, 312501, 324576, 326088, 357144, 372672, 380436, 416668, 434784, 476192, 507248, 535716, 570654, 625002, 649152, 652176, 714288, 729169, 760872, 833336, 869568, 937503, 952384, 1014496, 1071432, 1141308, 1250004, 1304352, 1428576, 1458338, 1521744, 1666672, 1875006, 2028992, 2142864, 2187507, 2282616, 2500008, 2608704, 2857152, 2916676, 3043488, 3333344, 3750012, 4285728, 4375014, 4565232, 5000016, 5833352, 6086976, 6562521, 6666688, 7500024, 8571456, 8750028, 9130464, 10000032, 11666704, 13125042, 15000048, 17500056, 18260928, 20000064, 23333408, 26250084, 30000096, 35000112, 46666816, 52500168, 60000192, 70000224, 105000336, 140000448, 210000672, 420001344]

約数ペア:

[(1, 420001344), (2, 210000672), (3, 140000448), (4, 105000336), (6, 70000224), (7, 60000192), (8, 52500168), (9, 46666816), (12, 35000112), (14, 30000096), (16, 26250084), (18, 23333408), (21, 20000064), (23, 18260928), (24, 17500056), (28, 15000048), (32, 13125042), (36, 11666704), (42, 10000032), (46, 9130464), (48, 8750028), (49, 8571456), (56, 7500024), (63, 6666688), (64, 6562521), (69, 6086976), (72, 5833352), (84, 5000016), (92, 4565232), (96, 4375014), (98, 4285728), (112, 3750012), (126, 3333344), (138, 3043488), (144, 2916676), (147, 2857152), (161, 2608704), (168, 2500008), (184, 2282616), (192, 2187507), (196, 2142864), (207, 2028992), (224, 1875006), (252, 1666672), (276, 1521744), (288, 1458338), (294, 1428576), (322, 1304352), (336, 1250004), (368, 1141308), (392, 1071432), (414, 1014496), (441, 952384), (448, 937503), (483, 869568), (504, 833336), (552, 760872), (576, 729169), (588, 714288), (644, 652176), (647, 649152), (672, 625002), (736, 570654), (784, 535716), (828, 507248), (882, 476192), (966, 434784), (1008, 416668), (1104, 380436), (1127, 372672), (1176, 357144), (1288, 326088), (1294, 324576), (1344, 312501), (1449, 289856), (1472, 285327), (1568, 267858), (1656, 253624), (1764, 238096), (1932, 217392), (1941, 216384), (2016, 208334), (2208, 190218), (2254, 186336), (2352, 178572), (2576, 163044), (2588, 162288), (2898, 144928), (3136, 133929), (3312, 126812), (3381, 124224), (3528, 119048), (3864, 108696), (3882, 108192), (4032, 104167), (4416, 95109), (4508, 93168), (4529, 92736), (4704, 89286), (5152, 81522), (5176, 81144), (5796, 72464), (5823, 72128), (6624, 63406), (6762, 62112), (7056, 59524), (7728, 54348), (7764, 54096), (9016, 46584), (9058, 46368), (9408, 44643), (10143, 41408), (10304, 40761), (10352, 40572), (11592, 36232), (11646, 36064), (13248, 31703), (13524, 31056), (13587, 30912), (14112, 29762), (14881, 28224), (15456, 27174), (15528, 27048), (18032, 23292), (18116, 23184), (20286, 20704)]