640226160

素因数分解:

$2^4\times 3^3\times 5^1\times 7^2\times {\mathrm{23}}^1\times {\mathrm{263}}^1$

素因数の和:322

約数の個数: 480

約数和(自身を含む): 2686970880

約数和(自身を除く): 2046744720

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 23, 24, 27, 28, 30, 35, 36, 40, 42, 45, 46, 48, 49, 54, 56, 60, 63, 69, 70, 72, 80, 84, 90, 92, 98, 105, 108, 112, 115, 120, 126, 135, 138, 140, 144, 147, 161, 168, 180, 184, 189, 196, 207, 210, 216, 230, 240, 245, 252, 263, 270, 276, 280, 294, 315, 322, 336, 345, 360, 368, 378, 392, 414, 420, 432, 441, 460, 483, 490, 504, 526, 540, 552, 560, 588, 621, 630, 644, 690, 720, 735, 756, 784, 789, 805, 828, 840, 882, 920, 945, 966, 980, 1008, 1035, 1052, 1080, 1104, 1127, 1176, 1242, 1260, 1288, 1315, 1323, 1380, 1449, 1470, 1512, 1578, 1610, 1656, 1680, 1764, 1840, 1841, 1890, 1932, 1960, 2070, 2104, 2160, 2205, 2254, 2352, 2367, 2415, 2484, 2520, 2576, 2630, 2646, 2760, 2898, 2940, 3024, 3105, 3156, 3220, 3312, 3381, 3528, 3682, 3780, 3864, 3920, 3945, 4140, 4208, 4347, 4410, 4508, 4734, 4830, 4968, 5040, 5260, 5292, 5520, 5523, 5635, 5796, 5880, 6049, 6210, 6312, 6440, 6615, 6762, 7056, 7101, 7245, 7364, 7560, 7728, 7890, 8280, 8694, 8820, 9016, 9205, 9468, 9660, 9936, 10143, 10520, 10584, 11046, 11270, 11592, 11760, 11835, 12098, 12420, 12624, 12880, 12887, 13230, 13524, 14202, 14490, 14728, 15120, 15780, 16560, 16569, 16905, 17388, 17640, 18032, 18147, 18410, 18936, 19320, 20286, 21040, 21168, 21735, 22092, 22540, 23184, 23670, 24196, 24840, 25774, 26460, 27048, 27615, 28404, 28980, 29456, 30245, 30429, 31560, 33138, 33810, 34776, 35280, 35505, 36294, 36820, 37872, 38640, 38661, 40572, 42343, 43470, 44184, 45080, 47340, 48392, 49680, 49707, 50715, 51548, 52920, 54096, 54441, 55230, 56808, 57960, 60490, 60858, 63120, 64435, 66276, 67620, 69552, 71010, 72588, 73640, 77322, 81144, 82845, 84686, 86940, 88368, 90160, 90735, 94680, 96784, 99414, 101430, 103096, 105840, 108882, 110460, 113616, 115920, 115983, 120980, 121716, 127029, 128870, 132552, 135240, 142020, 145176, 147280, 152145, 154644, 162288, 163323, 165690, 169372, 173880, 181470, 189360, 193305, 198828, 202860, 206192, 211715, 217764, 220920, 231966, 241960, 243432, 248535, 254058, 257740, 265104, 270480, 272205, 284040, 290352, 296401, 304290, 309288, 326646, 331380, 338744, 347760, 347949, 362940, 381087, 386610, 397656, 405720, 423430, 435528, 441840, 463932, 483920, 486864, 497070, 508116, 515480, 544410, 568080, 579915, 592802, 608580, 618576, 635145, 653292, 662760, 677488, 695898, 725880, 762174, 773220, 795312, 811440, 816615, 846860, 871056, 889203, 927864, 994140, 1016232, 1030960, 1088820, 1143261, 1159830, 1185604, 1217160, 1270290, 1306584, 1325520, 1391796, 1451760, 1482005, 1524348, 1546440, 1633230, 1693720, 1739745, 1778406, 1855728, 1905435, 1988280, 2032464, 2177640, 2286522, 2319660, 2371208, 2434320, 2540580, 2613168, 2667609, 2783592, 2964010, 3048696, 3092880, 3266460, 3387440, 3479490, 3556812, 3810870, 3976560, 4355280, 4446015, 4573044, 4639320, 4742416, 5081160, 5335218, 5567184, 5716305, 5928020, 6097392, 6532920, 6958980, 7113624, 7621740, 8002827, 8892030, 9146088, 9278640, 10162320, 10670436, 11432610, 11856040, 13065840, 13338045, 13917960, 14227248, 15243480, 16005654, 17784060, 18292176, 21340872, 22865220, 23712080, 26676090, 27835920, 30486960, 32011308, 35568120, 40014135, 42681744, 45730440, 53352180, 64022616, 71136240, 80028270, 91460880, 106704360, 128045232, 160056540, 213408720, 320113080, 640226160]

約数ペア:

[(1, 640226160), (2, 320113080), (3, 213408720), (4, 160056540), (5, 128045232), (6, 106704360), (7, 91460880), (8, 80028270), (9, 71136240), (10, 64022616), (12, 53352180), (14, 45730440), (15, 42681744), (16, 40014135), (18, 35568120), (20, 32011308), (21, 30486960), (23, 27835920), (24, 26676090), (27, 23712080), (28, 22865220), (30, 21340872), (35, 18292176), (36, 17784060), (40, 16005654), (42, 15243480), (45, 14227248), (46, 13917960), (48, 13338045), (49, 13065840), (54, 11856040), (56, 11432610), (60, 10670436), (63, 10162320), (69, 9278640), (70, 9146088), (72, 8892030), (80, 8002827), (84, 7621740), (90, 7113624), (92, 6958980), (98, 6532920), (105, 6097392), (108, 5928020), (112, 5716305), (115, 5567184), (120, 5335218), (126, 5081160), (135, 4742416), (138, 4639320), (140, 4573044), (144, 4446015), (147, 4355280), (161, 3976560), (168, 3810870), (180, 3556812), (184, 3479490), (189, 3387440), (196, 3266460), (207, 3092880), (210, 3048696), (216, 2964010), (230, 2783592), (240, 2667609), (245, 2613168), (252, 2540580), (263, 2434320), (270, 2371208), (276, 2319660), (280, 2286522), (294, 2177640), (315, 2032464), (322, 1988280), (336, 1905435), (345, 1855728), (360, 1778406), (368, 1739745), (378, 1693720), (392, 1633230), (414, 1546440), (420, 1524348), (432, 1482005), (441, 1451760), (460, 1391796), (483, 1325520), (490, 1306584), (504, 1270290), (526, 1217160), (540, 1185604), (552, 1159830), (560, 1143261), (588, 1088820), (621, 1030960), (630, 1016232), (644, 994140), (690, 927864), (720, 889203), (735, 871056), (756, 846860), (784, 816615), (789, 811440), (805, 795312), (828, 773220), (840, 762174), (882, 725880), (920, 695898), (945, 677488), (966, 662760), (980, 653292), (1008, 635145), (1035, 618576), (1052, 608580), (1080, 592802), (1104, 579915), (1127, 568080), (1176, 544410), (1242, 515480), (1260, 508116), (1288, 497070), (1315, 486864), (1323, 483920), (1380, 463932), (1449, 441840), (1470, 435528), (1512, 423430), (1578, 405720), (1610, 397656), (1656, 386610), (1680, 381087), (1764, 362940), (1840, 347949), (1841, 347760), (1890, 338744), (1932, 331380), (1960, 326646), (2070, 309288), (2104, 304290), (2160, 296401), (2205, 290352), (2254, 284040), (2352, 272205), (2367, 270480), (2415, 265104), (2484, 257740), (2520, 254058), (2576, 248535), (2630, 243432), (2646, 241960), (2760, 231966), (2898, 220920), (2940, 217764), (3024, 211715), (3105, 206192), (3156, 202860), (3220, 198828), (3312, 193305), (3381, 189360), (3528, 181470), (3682, 173880), (3780, 169372), (3864, 165690), (3920, 163323), (3945, 162288), (4140, 154644), (4208, 152145), (4347, 147280), (4410, 145176), (4508, 142020), (4734, 135240), (4830, 132552), (4968, 128870), (5040, 127029), (5260, 121716), (5292, 120980), (5520, 115983), (5523, 115920), (5635, 113616), (5796, 110460), (5880, 108882), (6049, 105840), (6210, 103096), (6312, 101430), (6440, 99414), (6615, 96784), (6762, 94680), (7056, 90735), (7101, 90160), (7245, 88368), (7364, 86940), (7560, 84686), (7728, 82845), (7890, 81144), (8280, 77322), (8694, 73640), (8820, 72588), (9016, 71010), (9205, 69552), (9468, 67620), (9660, 66276), (9936, 64435), (10143, 63120), (10520, 60858), (10584, 60490), (11046, 57960), (11270, 56808), (11592, 55230), (11760, 54441), (11835, 54096), (12098, 52920), (12420, 51548), (12624, 50715), (12880, 49707), (12887, 49680), (13230, 48392), (13524, 47340), (14202, 45080), (14490, 44184), (14728, 43470), (15120, 42343), (15780, 40572), (16560, 38661), (16569, 38640), (16905, 37872), (17388, 36820), (17640, 36294), (18032, 35505), (18147, 35280), (18410, 34776), (18936, 33810), (19320, 33138), (20286, 31560), (21040, 30429), (21168, 30245), (21735, 29456), (22092, 28980), (22540, 28404), (23184, 27615), (23670, 27048), (24196, 26460), (24840, 25774)]