20288190720

素因数分解:

$2^8\times 3^1\times 5^1\times 7^1\times {\mathrm{41}}^2\times {\mathrm{449}}^1$

素因数の和:562

約数の個数: 432

約数和(自身を含む): 76071139200

約数和(自身を除く): 55782948480

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 32, 35, 40, 41, 42, 48, 56, 60, 64, 70, 80, 82, 84, 96, 105, 112, 120, 123, 128, 140, 160, 164, 168, 192, 205, 210, 224, 240, 246, 256, 280, 287, 320, 328, 336, 384, 410, 420, 448, 449, 480, 492, 560, 574, 615, 640, 656, 672, 768, 820, 840, 861, 896, 898, 960, 984, 1120, 1148, 1230, 1280, 1312, 1344, 1347, 1435, 1640, 1680, 1681, 1722, 1792, 1796, 1920, 1968, 2240, 2245, 2296, 2460, 2624, 2688, 2694, 2870, 3143, 3280, 3360, 3362, 3444, 3592, 3840, 3936, 4305, 4480, 4490, 4592, 4920, 5043, 5248, 5376, 5388, 5740, 6286, 6560, 6720, 6724, 6735, 6888, 7184, 7872, 8405, 8610, 8960, 8980, 9184, 9429, 9840, 10086, 10496, 10776, 11480, 11767, 12572, 13120, 13440, 13448, 13470, 13776, 14368, 15715, 15744, 16810, 17220, 17960, 18368, 18409, 18858, 19680, 20172, 21552, 22960, 23534, 25144, 25215, 26240, 26880, 26896, 26940, 27552, 28736, 31430, 31488, 33620, 34440, 35301, 35920, 36736, 36818, 37716, 39360, 40344, 43104, 45920, 47068, 47145, 50288, 50430, 52480, 53792, 53880, 55104, 55227, 57472, 58835, 62860, 67240, 68880, 70602, 71840, 73472, 73636, 75432, 78720, 80688, 86208, 91840, 92045, 94136, 94290, 100576, 100860, 107584, 107760, 110208, 110454, 114944, 117670, 125720, 128863, 134480, 137760, 141204, 143680, 147272, 150864, 157440, 161376, 172416, 176505, 183680, 184090, 188272, 188580, 201152, 201720, 215168, 215520, 220416, 220908, 235340, 251440, 257726, 268960, 275520, 276135, 282408, 287360, 294544, 301728, 322752, 344832, 353010, 367360, 368180, 376544, 377160, 386589, 402304, 403440, 430336, 431040, 441816, 470680, 502880, 515452, 537920, 551040, 552270, 564816, 574720, 589088, 603456, 644315, 645504, 706020, 736360, 753088, 754320, 754769, 773178, 804608, 806880, 862080, 883632, 941360, 1005760, 1030904, 1075840, 1102080, 1104540, 1129632, 1178176, 1206912, 1288630, 1291008, 1412040, 1472720, 1506176, 1508640, 1509538, 1546356, 1613760, 1724160, 1767264, 1882720, 1932945, 2011520, 2061808, 2151680, 2209080, 2259264, 2264307, 2356352, 2413824, 2577260, 2824080, 2945440, 3012352, 3017280, 3019076, 3092712, 3227520, 3534528, 3765440, 3773845, 3865890, 4023040, 4123616, 4418160, 4518528, 4528614, 4712704, 5154520, 5283383, 5648160, 5890880, 6034560, 6038152, 6185424, 6455040, 7069056, 7530880, 7547690, 7731780, 8247232, 8836320, 9037056, 9057228, 10309040, 10566766, 11296320, 11321535, 11781760, 12069120, 12076304, 12370848, 14138112, 15061760, 15095380, 15463560, 15850149, 16494464, 17672640, 18114456, 20618080, 21133532, 22592640, 22643070, 23563520, 24152608, 24741696, 26416915, 30190760, 30927120, 31700298, 32988928, 35345280, 36228912, 41236160, 42267064, 45185280, 45286140, 48305216, 49483392, 52833830, 60381520, 61854240, 63400596, 70690560, 72457824, 79250745, 82472320, 84534128, 90572280, 96610432, 98966784, 105667660, 120763040, 123708480, 126801192, 144915648, 158501490, 164944640, 169068256, 181144560, 193220864, 211335320, 241526080, 247416960, 253602384, 289831296, 317002980, 338136512, 362289120, 422670640, 483052160, 494833920, 507204768, 579662592, 634005960, 676273024, 724578240, 845341280, 966104320, 1014409536, 1268011920, 1352546048, 1449156480, 1690682560, 2028819072, 2536023840, 2898312960, 3381365120, 4057638144, 5072047680, 6762730240, 10144095360, 20288190720]

約数ペア:

[(1, 20288190720), (2, 10144095360), (3, 6762730240), (4, 5072047680), (5, 4057638144), (6, 3381365120), (7, 2898312960), (8, 2536023840), (10, 2028819072), (12, 1690682560), (14, 1449156480), (15, 1352546048), (16, 1268011920), (20, 1014409536), (21, 966104320), (24, 845341280), (28, 724578240), (30, 676273024), (32, 634005960), (35, 579662592), (40, 507204768), (41, 494833920), (42, 483052160), (48, 422670640), (56, 362289120), (60, 338136512), (64, 317002980), (70, 289831296), (80, 253602384), (82, 247416960), (84, 241526080), (96, 211335320), (105, 193220864), (112, 181144560), (120, 169068256), (123, 164944640), (128, 158501490), (140, 144915648), (160, 126801192), (164, 123708480), (168, 120763040), (192, 105667660), (205, 98966784), (210, 96610432), (224, 90572280), (240, 84534128), (246, 82472320), (256, 79250745), (280, 72457824), (287, 70690560), (320, 63400596), (328, 61854240), (336, 60381520), (384, 52833830), (410, 49483392), (420, 48305216), (448, 45286140), (449, 45185280), (480, 42267064), (492, 41236160), (560, 36228912), (574, 35345280), (615, 32988928), (640, 31700298), (656, 30927120), (672, 30190760), (768, 26416915), (820, 24741696), (840, 24152608), (861, 23563520), (896, 22643070), (898, 22592640), (960, 21133532), (984, 20618080), (1120, 18114456), (1148, 17672640), (1230, 16494464), (1280, 15850149), (1312, 15463560), (1344, 15095380), (1347, 15061760), (1435, 14138112), (1640, 12370848), (1680, 12076304), (1681, 12069120), (1722, 11781760), (1792, 11321535), (1796, 11296320), (1920, 10566766), (1968, 10309040), (2240, 9057228), (2245, 9037056), (2296, 8836320), (2460, 8247232), (2624, 7731780), (2688, 7547690), (2694, 7530880), (2870, 7069056), (3143, 6455040), (3280, 6185424), (3360, 6038152), (3362, 6034560), (3444, 5890880), (3592, 5648160), (3840, 5283383), (3936, 5154520), (4305, 4712704), (4480, 4528614), (4490, 4518528), (4592, 4418160), (4920, 4123616), (5043, 4023040), (5248, 3865890), (5376, 3773845), (5388, 3765440), (5740, 3534528), (6286, 3227520), (6560, 3092712), (6720, 3019076), (6724, 3017280), (6735, 3012352), (6888, 2945440), (7184, 2824080), (7872, 2577260), (8405, 2413824), (8610, 2356352), (8960, 2264307), (8980, 2259264), (9184, 2209080), (9429, 2151680), (9840, 2061808), (10086, 2011520), (10496, 1932945), (10776, 1882720), (11480, 1767264), (11767, 1724160), (12572, 1613760), (13120, 1546356), (13440, 1509538), (13448, 1508640), (13470, 1506176), (13776, 1472720), (14368, 1412040), (15715, 1291008), (15744, 1288630), (16810, 1206912), (17220, 1178176), (17960, 1129632), (18368, 1104540), (18409, 1102080), (18858, 1075840), (19680, 1030904), (20172, 1005760), (21552, 941360), (22960, 883632), (23534, 862080), (25144, 806880), (25215, 804608), (26240, 773178), (26880, 754769), (26896, 754320), (26940, 753088), (27552, 736360), (28736, 706020), (31430, 645504), (31488, 644315), (33620, 603456), (34440, 589088), (35301, 574720), (35920, 564816), (36736, 552270), (36818, 551040), (37716, 537920), (39360, 515452), (40344, 502880), (43104, 470680), (45920, 441816), (47068, 431040), (47145, 430336), (50288, 403440), (50430, 402304), (52480, 386589), (53792, 377160), (53880, 376544), (55104, 368180), (55227, 367360), (57472, 353010), (58835, 344832), (62860, 322752), (67240, 301728), (68880, 294544), (70602, 287360), (71840, 282408), (73472, 276135), (73636, 275520), (75432, 268960), (78720, 257726), (80688, 251440), (86208, 235340), (91840, 220908), (92045, 220416), (94136, 215520), (94290, 215168), (100576, 201720), (100860, 201152), (107584, 188580), (107760, 188272), (110208, 184090), (110454, 183680), (114944, 176505), (117670, 172416), (125720, 161376), (128863, 157440), (134480, 150864), (137760, 147272), (141204, 143680)]