1871900800

素因数分解:

$2^7\times 5^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{107}}^1$

素因数の和:220

約数の個数: 384

約数和(自身を含む): 5901050880

約数和(自身を除く): 4029150080

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 16, 20, 22, 25, 28, 32, 35, 40, 44, 50, 55, 56, 64, 70, 71, 77, 80, 88, 100, 107, 110, 112, 128, 140, 142, 154, 160, 175, 176, 200, 214, 220, 224, 275, 280, 284, 308, 320, 350, 352, 355, 385, 400, 428, 440, 448, 497, 535, 550, 560, 568, 616, 640, 700, 704, 710, 749, 770, 781, 800, 856, 880, 896, 994, 1070, 1100, 1120, 1136, 1177, 1232, 1400, 1408, 1420, 1498, 1540, 1562, 1600, 1712, 1760, 1775, 1925, 1988, 2140, 2200, 2240, 2272, 2354, 2464, 2485, 2675, 2800, 2840, 2996, 3080, 3124, 3200, 3424, 3520, 3550, 3745, 3850, 3905, 3976, 4280, 4400, 4480, 4544, 4708, 4928, 4970, 5350, 5467, 5600, 5680, 5885, 5992, 6160, 6248, 6848, 7040, 7100, 7490, 7597, 7700, 7810, 7952, 8239, 8560, 8800, 9088, 9416, 9856, 9940, 10700, 10934, 11200, 11360, 11770, 11984, 12320, 12425, 12496, 13696, 14200, 14980, 15194, 15400, 15620, 15904, 16478, 17120, 17600, 18725, 18832, 19525, 19880, 21400, 21868, 22400, 22720, 23540, 23968, 24640, 24850, 24992, 27335, 28400, 29425, 29960, 30388, 30800, 31240, 31808, 32956, 34240, 35200, 37450, 37664, 37985, 39050, 39760, 41195, 42800, 43736, 45440, 47080, 47936, 49280, 49700, 49984, 53179, 54670, 56800, 58850, 59920, 60776, 61600, 62480, 63616, 65912, 68480, 74900, 75328, 75970, 78100, 79520, 82390, 83567, 85600, 87472, 94160, 95872, 99400, 99968, 106358, 109340, 113600, 117700, 119840, 121552, 123200, 124960, 131824, 136675, 149800, 150656, 151940, 156200, 159040, 164780, 167134, 171200, 174944, 188320, 189925, 198800, 205975, 212716, 218680, 227200, 235400, 239680, 243104, 246400, 249920, 263648, 265895, 273350, 299600, 303880, 312400, 318080, 329560, 334268, 342400, 349888, 376640, 379850, 397600, 411950, 417835, 425432, 437360, 470800, 479360, 486208, 499840, 527296, 531790, 546700, 584969, 599200, 607760, 624800, 659120, 668536, 699776, 753280, 759700, 795200, 823900, 835670, 850864, 874720, 941600, 972416, 1054592, 1063580, 1093400, 1169938, 1198400, 1215520, 1249600, 1318240, 1329475, 1337072, 1519400, 1590400, 1647800, 1671340, 1701728, 1749440, 1883200, 2089175, 2127160, 2186800, 2339876, 2396800, 2431040, 2499200, 2636480, 2658950, 2674144, 2924845, 3038800, 3295600, 3342680, 3403456, 3498880, 3766400, 4178350, 4254320, 4373600, 4679752, 4862080, 5272960, 5317900, 5348288, 5849690, 6077600, 6591200, 6685360, 6806912, 8356700, 8508640, 8747200, 9359504, 10635800, 10696576, 11699380, 12155200, 13182400, 13370720, 14624225, 16713400, 17017280, 17494400, 18719008, 21271600, 23398760, 24310400, 26364800, 26741440, 29248450, 33426800, 34034560, 37438016, 42543200, 46797520, 53482880, 58496900, 66853600, 74876032, 85086400, 93595040, 116993800, 133707200, 170172800, 187190080, 233987600, 267414400, 374380160, 467975200, 935950400, 1871900800]

約数ペア:

[(1, 1871900800), (2, 935950400), (4, 467975200), (5, 374380160), (7, 267414400), (8, 233987600), (10, 187190080), (11, 170172800), (14, 133707200), (16, 116993800), (20, 93595040), (22, 85086400), (25, 74876032), (28, 66853600), (32, 58496900), (35, 53482880), (40, 46797520), (44, 42543200), (50, 37438016), (55, 34034560), (56, 33426800), (64, 29248450), (70, 26741440), (71, 26364800), (77, 24310400), (80, 23398760), (88, 21271600), (100, 18719008), (107, 17494400), (110, 17017280), (112, 16713400), (128, 14624225), (140, 13370720), (142, 13182400), (154, 12155200), (160, 11699380), (175, 10696576), (176, 10635800), (200, 9359504), (214, 8747200), (220, 8508640), (224, 8356700), (275, 6806912), (280, 6685360), (284, 6591200), (308, 6077600), (320, 5849690), (350, 5348288), (352, 5317900), (355, 5272960), (385, 4862080), (400, 4679752), (428, 4373600), (440, 4254320), (448, 4178350), (497, 3766400), (535, 3498880), (550, 3403456), (560, 3342680), (568, 3295600), (616, 3038800), (640, 2924845), (700, 2674144), (704, 2658950), (710, 2636480), (749, 2499200), (770, 2431040), (781, 2396800), (800, 2339876), (856, 2186800), (880, 2127160), (896, 2089175), (994, 1883200), (1070, 1749440), (1100, 1701728), (1120, 1671340), (1136, 1647800), (1177, 1590400), (1232, 1519400), (1400, 1337072), (1408, 1329475), (1420, 1318240), (1498, 1249600), (1540, 1215520), (1562, 1198400), (1600, 1169938), (1712, 1093400), (1760, 1063580), (1775, 1054592), (1925, 972416), (1988, 941600), (2140, 874720), (2200, 850864), (2240, 835670), (2272, 823900), (2354, 795200), (2464, 759700), (2485, 753280), (2675, 699776), (2800, 668536), (2840, 659120), (2996, 624800), (3080, 607760), (3124, 599200), (3200, 584969), (3424, 546700), (3520, 531790), (3550, 527296), (3745, 499840), (3850, 486208), (3905, 479360), (3976, 470800), (4280, 437360), (4400, 425432), (4480, 417835), (4544, 411950), (4708, 397600), (4928, 379850), (4970, 376640), (5350, 349888), (5467, 342400), (5600, 334268), (5680, 329560), (5885, 318080), (5992, 312400), (6160, 303880), (6248, 299600), (6848, 273350), (7040, 265895), (7100, 263648), (7490, 249920), (7597, 246400), (7700, 243104), (7810, 239680), (7952, 235400), (8239, 227200), (8560, 218680), (8800, 212716), (9088, 205975), (9416, 198800), (9856, 189925), (9940, 188320), (10700, 174944), (10934, 171200), (11200, 167134), (11360, 164780), (11770, 159040), (11984, 156200), (12320, 151940), (12425, 150656), (12496, 149800), (13696, 136675), (14200, 131824), (14980, 124960), (15194, 123200), (15400, 121552), (15620, 119840), (15904, 117700), (16478, 113600), (17120, 109340), (17600, 106358), (18725, 99968), (18832, 99400), (19525, 95872), (19880, 94160), (21400, 87472), (21868, 85600), (22400, 83567), (22720, 82390), (23540, 79520), (23968, 78100), (24640, 75970), (24850, 75328), (24992, 74900), (27335, 68480), (28400, 65912), (29425, 63616), (29960, 62480), (30388, 61600), (30800, 60776), (31240, 59920), (31808, 58850), (32956, 56800), (34240, 54670), (35200, 53179), (37450, 49984), (37664, 49700), (37985, 49280), (39050, 47936), (39760, 47080), (41195, 45440), (42800, 43736)]