20157768960

素因数分解:

$2^8\times 3^1\times 5^1\times 7^2\times {\mathrm{149}}^1\times {\mathrm{719}}^1$

素因数の和:906

約数の個数: 432

約数和(自身を含む): 75497184000

約数和(自身を除く): 55339415040

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 32, 35, 40, 42, 48, 49, 56, 60, 64, 70, 80, 84, 96, 98, 105, 112, 120, 128, 140, 147, 149, 160, 168, 192, 196, 210, 224, 240, 245, 256, 280, 294, 298, 320, 336, 384, 392, 420, 447, 448, 480, 490, 560, 588, 596, 640, 672, 719, 735, 745, 768, 784, 840, 894, 896, 960, 980, 1043, 1120, 1176, 1192, 1280, 1344, 1438, 1470, 1490, 1568, 1680, 1788, 1792, 1920, 1960, 2086, 2157, 2235, 2240, 2352, 2384, 2688, 2876, 2940, 2980, 3129, 3136, 3360, 3576, 3595, 3840, 3920, 4172, 4314, 4470, 4480, 4704, 4768, 5033, 5215, 5376, 5752, 5880, 5960, 6258, 6272, 6720, 7152, 7190, 7301, 7840, 8344, 8628, 8940, 8960, 9408, 9536, 10066, 10430, 10785, 11504, 11760, 11920, 12516, 12544, 13440, 14304, 14380, 14602, 15099, 15645, 15680, 16688, 17256, 17880, 18816, 19072, 20132, 20860, 21570, 21903, 23008, 23520, 23840, 25032, 25165, 26880, 28608, 28760, 29204, 30198, 31290, 31360, 33376, 34512, 35231, 35760, 36505, 37632, 38144, 40264, 41720, 43140, 43806, 46016, 47040, 47680, 50064, 50330, 57216, 57520, 58408, 60396, 62580, 62720, 66752, 69024, 70462, 71520, 73010, 75495, 80528, 83440, 86280, 87612, 92032, 94080, 95360, 100128, 100660, 105693, 107131, 109515, 114432, 115040, 116816, 120792, 125160, 133504, 138048, 140924, 143040, 146020, 150990, 161056, 166880, 172560, 175224, 176155, 184064, 188160, 190720, 200256, 201320, 211386, 214262, 219030, 230080, 233632, 241584, 250320, 267008, 276096, 281848, 286080, 292040, 301980, 321393, 322112, 333760, 345120, 350448, 352310, 400512, 402640, 422772, 428524, 438060, 460160, 467264, 483168, 500640, 528465, 535655, 552192, 563696, 572160, 584080, 603960, 642786, 644224, 667520, 690240, 700896, 704620, 749917, 801024, 805280, 845544, 857048, 876120, 920320, 934528, 966336, 1001280, 1056930, 1071310, 1127392, 1168160, 1207920, 1285572, 1288448, 1335040, 1380480, 1401792, 1409240, 1499834, 1606965, 1610560, 1691088, 1714096, 1752240, 1869056, 1932672, 2002560, 2113860, 2142620, 2249751, 2254784, 2336320, 2415840, 2571144, 2760960, 2803584, 2818480, 2999668, 3213930, 3221120, 3382176, 3428192, 3504480, 3749585, 3865344, 4005120, 4227720, 4285240, 4499502, 4509568, 4672640, 4831680, 5142288, 5249419, 5607168, 5636960, 5999336, 6427860, 6442240, 6764352, 6856384, 7008960, 7499170, 8455440, 8570480, 8999004, 9019136, 9345280, 9663360, 10284576, 10498838, 11248755, 11273920, 11998672, 12855720, 13528704, 13712768, 14017920, 14998340, 15748257, 16910880, 17140960, 17998008, 19326720, 20569152, 20997676, 22497510, 22547840, 23997344, 25711440, 26247095, 27057408, 27425536, 28035840, 29996680, 31496514, 33821760, 34281920, 35996016, 41138304, 41995352, 44995020, 45095680, 47994688, 51422880, 52494190, 59993360, 62993028, 67643520, 68563840, 71992032, 78741285, 82276608, 83990704, 89990040, 95989376, 102845760, 104988380, 119986720, 125986056, 135287040, 137127680, 143984064, 157482570, 167981408, 179980080, 191978752, 205691520, 209976760, 239973440, 251972112, 287968128, 314965140, 335962816, 359960160, 411383040, 419953520, 479946880, 503944224, 575936256, 629930280, 671925632, 719920320, 839907040, 959893760, 1007888448, 1259860560, 1343851264, 1439840640, 1679814080, 2015776896, 2519721120, 2879681280, 3359628160, 4031553792, 5039442240, 6719256320, 10078884480, 20157768960]

約数ペア:

[(1, 20157768960), (2, 10078884480), (3, 6719256320), (4, 5039442240), (5, 4031553792), (6, 3359628160), (7, 2879681280), (8, 2519721120), (10, 2015776896), (12, 1679814080), (14, 1439840640), (15, 1343851264), (16, 1259860560), (20, 1007888448), (21, 959893760), (24, 839907040), (28, 719920320), (30, 671925632), (32, 629930280), (35, 575936256), (40, 503944224), (42, 479946880), (48, 419953520), (49, 411383040), (56, 359960160), (60, 335962816), (64, 314965140), (70, 287968128), (80, 251972112), (84, 239973440), (96, 209976760), (98, 205691520), (105, 191978752), (112, 179980080), (120, 167981408), (128, 157482570), (140, 143984064), (147, 137127680), (149, 135287040), (160, 125986056), (168, 119986720), (192, 104988380), (196, 102845760), (210, 95989376), (224, 89990040), (240, 83990704), (245, 82276608), (256, 78741285), (280, 71992032), (294, 68563840), (298, 67643520), (320, 62993028), (336, 59993360), (384, 52494190), (392, 51422880), (420, 47994688), (447, 45095680), (448, 44995020), (480, 41995352), (490, 41138304), (560, 35996016), (588, 34281920), (596, 33821760), (640, 31496514), (672, 29996680), (719, 28035840), (735, 27425536), (745, 27057408), (768, 26247095), (784, 25711440), (840, 23997344), (894, 22547840), (896, 22497510), (960, 20997676), (980, 20569152), (1043, 19326720), (1120, 17998008), (1176, 17140960), (1192, 16910880), (1280, 15748257), (1344, 14998340), (1438, 14017920), (1470, 13712768), (1490, 13528704), (1568, 12855720), (1680, 11998672), (1788, 11273920), (1792, 11248755), (1920, 10498838), (1960, 10284576), (2086, 9663360), (2157, 9345280), (2235, 9019136), (2240, 8999004), (2352, 8570480), (2384, 8455440), (2688, 7499170), (2876, 7008960), (2940, 6856384), (2980, 6764352), (3129, 6442240), (3136, 6427860), (3360, 5999336), (3576, 5636960), (3595, 5607168), (3840, 5249419), (3920, 5142288), (4172, 4831680), (4314, 4672640), (4470, 4509568), (4480, 4499502), (4704, 4285240), (4768, 4227720), (5033, 4005120), (5215, 3865344), (5376, 3749585), (5752, 3504480), (5880, 3428192), (5960, 3382176), (6258, 3221120), (6272, 3213930), (6720, 2999668), (7152, 2818480), (7190, 2803584), (7301, 2760960), (7840, 2571144), (8344, 2415840), (8628, 2336320), (8940, 2254784), (8960, 2249751), (9408, 2142620), (9536, 2113860), (10066, 2002560), (10430, 1932672), (10785, 1869056), (11504, 1752240), (11760, 1714096), (11920, 1691088), (12516, 1610560), (12544, 1606965), (13440, 1499834), (14304, 1409240), (14380, 1401792), (14602, 1380480), (15099, 1335040), (15645, 1288448), (15680, 1285572), (16688, 1207920), (17256, 1168160), (17880, 1127392), (18816, 1071310), (19072, 1056930), (20132, 1001280), (20860, 966336), (21570, 934528), (21903, 920320), (23008, 876120), (23520, 857048), (23840, 845544), (25032, 805280), (25165, 801024), (26880, 749917), (28608, 704620), (28760, 700896), (29204, 690240), (30198, 667520), (31290, 644224), (31360, 642786), (33376, 603960), (34512, 584080), (35231, 572160), (35760, 563696), (36505, 552192), (37632, 535655), (38144, 528465), (40264, 500640), (41720, 483168), (43140, 467264), (43806, 460160), (46016, 438060), (47040, 428524), (47680, 422772), (50064, 402640), (50330, 400512), (57216, 352310), (57520, 350448), (58408, 345120), (60396, 333760), (62580, 322112), (62720, 321393), (66752, 301980), (69024, 292040), (70462, 286080), (71520, 281848), (73010, 276096), (75495, 267008), (80528, 250320), (83440, 241584), (86280, 233632), (87612, 230080), (92032, 219030), (94080, 214262), (95360, 211386), (100128, 201320), (100660, 200256), (105693, 190720), (107131, 188160), (109515, 184064), (114432, 176155), (115040, 175224), (116816, 172560), (120792, 166880), (125160, 161056), (133504, 150990), (138048, 146020), (140924, 143040)]