21077961840

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{1327}}^1\times {\mathrm{1697}}^1$

素因数の和:3056

約数の個数: 240

約数和(自身を含む): 76334364288

約数和(自身を除く): 55256402448

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 16, 18, 20, 24, 26, 30, 36, 39, 40, 45, 48, 52, 60, 65, 72, 78, 80, 90, 104, 117, 120, 130, 144, 156, 180, 195, 208, 234, 240, 260, 312, 360, 390, 468, 520, 585, 624, 720, 780, 936, 1040, 1170, 1327, 1560, 1697, 1872, 2340, 2654, 3120, 3394, 3981, 4680, 5091, 5308, 6635, 6788, 7962, 8485, 9360, 10182, 10616, 11943, 13270, 13576, 15273, 15924, 16970, 17251, 19905, 20364, 21232, 22061, 23886, 25455, 26540, 27152, 30546, 31848, 33940, 34502, 39810, 40728, 44122, 47772, 50910, 51753, 53080, 59715, 61092, 63696, 66183, 67880, 69004, 76365, 79620, 81456, 86255, 88244, 95544, 101820, 103506, 106160, 110305, 119430, 122184, 132366, 135760, 138008, 152730, 155259, 159240, 172510, 176488, 191088, 198549, 203640, 207012, 220610, 238860, 244368, 258765, 264732, 276016, 305460, 310518, 318480, 330915, 345020, 352976, 397098, 407280, 414024, 441220, 477720, 517530, 529464, 610920, 621036, 661830, 690040, 776295, 794196, 828048, 882440, 955440, 992745, 1035060, 1058928, 1221840, 1242072, 1323660, 1380080, 1552590, 1588392, 1764880, 1985490, 2070120, 2251919, 2484144, 2647320, 3105180, 3176784, 3970980, 4140240, 4503838, 5294640, 6210360, 6755757, 7941960, 9007676, 11259595, 12420720, 13511514, 15883920, 18015352, 20267271, 22519190, 27023028, 29274947, 33778785, 36030704, 40534542, 45038380, 54046056, 58549894, 67557570, 81069084, 87824841, 90076760, 101336355, 108092112, 117099788, 135115140, 146374735, 162138168, 175649682, 180153520, 202672710, 234199576, 263474523, 270230280, 292749470, 324276336, 351299364, 405345420, 439124205, 468399152, 526949046, 540460560, 585498940, 702598728, 810690840, 878248410, 1053898092, 1170997880, 1317372615, 1405197456, 1621381680, 1756496820, 2107796184, 2341995760, 2634745230, 3512993640, 4215592368, 5269490460, 7025987280, 10538980920, 21077961840]

約数ペア:

[(1, 21077961840), (2, 10538980920), (3, 7025987280), (4, 5269490460), (5, 4215592368), (6, 3512993640), (8, 2634745230), (9, 2341995760), (10, 2107796184), (12, 1756496820), (13, 1621381680), (15, 1405197456), (16, 1317372615), (18, 1170997880), (20, 1053898092), (24, 878248410), (26, 810690840), (30, 702598728), (36, 585498940), (39, 540460560), (40, 526949046), (45, 468399152), (48, 439124205), (52, 405345420), (60, 351299364), (65, 324276336), (72, 292749470), (78, 270230280), (80, 263474523), (90, 234199576), (104, 202672710), (117, 180153520), (120, 175649682), (130, 162138168), (144, 146374735), (156, 135115140), (180, 117099788), (195, 108092112), (208, 101336355), (234, 90076760), (240, 87824841), (260, 81069084), (312, 67557570), (360, 58549894), (390, 54046056), (468, 45038380), (520, 40534542), (585, 36030704), (624, 33778785), (720, 29274947), (780, 27023028), (936, 22519190), (1040, 20267271), (1170, 18015352), (1327, 15883920), (1560, 13511514), (1697, 12420720), (1872, 11259595), (2340, 9007676), (2654, 7941960), (3120, 6755757), (3394, 6210360), (3981, 5294640), (4680, 4503838), (5091, 4140240), (5308, 3970980), (6635, 3176784), (6788, 3105180), (7962, 2647320), (8485, 2484144), (9360, 2251919), (10182, 2070120), (10616, 1985490), (11943, 1764880), (13270, 1588392), (13576, 1552590), (15273, 1380080), (15924, 1323660), (16970, 1242072), (17251, 1221840), (19905, 1058928), (20364, 1035060), (21232, 992745), (22061, 955440), (23886, 882440), (25455, 828048), (26540, 794196), (27152, 776295), (30546, 690040), (31848, 661830), (33940, 621036), (34502, 610920), (39810, 529464), (40728, 517530), (44122, 477720), (47772, 441220), (50910, 414024), (51753, 407280), (53080, 397098), (59715, 352976), (61092, 345020), (63696, 330915), (66183, 318480), (67880, 310518), (69004, 305460), (76365, 276016), (79620, 264732), (81456, 258765), (86255, 244368), (88244, 238860), (95544, 220610), (101820, 207012), (103506, 203640), (106160, 198549), (110305, 191088), (119430, 176488), (122184, 172510), (132366, 159240), (135760, 155259), (138008, 152730)]