1878793280

素因数分解:

$2^6\times 5^1\times 7^2\times {\mathrm{13}}^2\times {\mathrm{709}}^1$

素因数の和:766

約数の個数: 252

約数和(自身を含む): 5643379620

約数和(自身を除く): 3764586340

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 26, 28, 32, 35, 40, 49, 52, 56, 64, 65, 70, 80, 91, 98, 104, 112, 130, 140, 160, 169, 182, 196, 208, 224, 245, 260, 280, 320, 338, 364, 392, 416, 448, 455, 490, 520, 560, 637, 676, 709, 728, 784, 832, 845, 910, 980, 1040, 1120, 1183, 1274, 1352, 1418, 1456, 1568, 1690, 1820, 1960, 2080, 2240, 2366, 2548, 2704, 2836, 2912, 3136, 3185, 3380, 3545, 3640, 3920, 4160, 4732, 4963, 5096, 5408, 5672, 5824, 5915, 6370, 6760, 7090, 7280, 7840, 8281, 9217, 9464, 9926, 10192, 10816, 11344, 11830, 12740, 13520, 14180, 14560, 15680, 16562, 18434, 18928, 19852, 20384, 22688, 23660, 24815, 25480, 27040, 28360, 29120, 33124, 34741, 36868, 37856, 39704, 40768, 41405, 45376, 46085, 47320, 49630, 50960, 54080, 56720, 64519, 66248, 69482, 73736, 75712, 79408, 82810, 92170, 94640, 99260, 101920, 113440, 119821, 129038, 132496, 138964, 147472, 158816, 165620, 173705, 184340, 189280, 198520, 203840, 226880, 239642, 258076, 264992, 277928, 294944, 317632, 322595, 331240, 347410, 368680, 378560, 397040, 451633, 479284, 516152, 529984, 555856, 589888, 599105, 645190, 662480, 694820, 737360, 794080, 838747, 903266, 958568, 1032304, 1111712, 1198210, 1290380, 1324960, 1389640, 1474720, 1588160, 1677494, 1806532, 1917136, 2064608, 2223424, 2258165, 2396420, 2580760, 2649920, 2779280, 2949440, 3354988, 3613064, 3834272, 4129216, 4193735, 4516330, 4792840, 5161520, 5558560, 5871229, 6709976, 7226128, 7668544, 8387470, 9032660, 9585680, 10323040, 11117120, 11742458, 13419952, 14452256, 16774940, 18065320, 19171360, 20646080, 23484916, 26839904, 28904512, 29356145, 33549880, 36130640, 38342720, 46969832, 53679808, 58712290, 67099760, 72261280, 93939664, 117424580, 134199520, 144522560, 187879328, 234849160, 268399040, 375758656, 469698320, 939396640, 1878793280]

約数ペア:

[(1, 1878793280), (2, 939396640), (4, 469698320), (5, 375758656), (7, 268399040), (8, 234849160), (10, 187879328), (13, 144522560), (14, 134199520), (16, 117424580), (20, 93939664), (26, 72261280), (28, 67099760), (32, 58712290), (35, 53679808), (40, 46969832), (49, 38342720), (52, 36130640), (56, 33549880), (64, 29356145), (65, 28904512), (70, 26839904), (80, 23484916), (91, 20646080), (98, 19171360), (104, 18065320), (112, 16774940), (130, 14452256), (140, 13419952), (160, 11742458), (169, 11117120), (182, 10323040), (196, 9585680), (208, 9032660), (224, 8387470), (245, 7668544), (260, 7226128), (280, 6709976), (320, 5871229), (338, 5558560), (364, 5161520), (392, 4792840), (416, 4516330), (448, 4193735), (455, 4129216), (490, 3834272), (520, 3613064), (560, 3354988), (637, 2949440), (676, 2779280), (709, 2649920), (728, 2580760), (784, 2396420), (832, 2258165), (845, 2223424), (910, 2064608), (980, 1917136), (1040, 1806532), (1120, 1677494), (1183, 1588160), (1274, 1474720), (1352, 1389640), (1418, 1324960), (1456, 1290380), (1568, 1198210), (1690, 1111712), (1820, 1032304), (1960, 958568), (2080, 903266), (2240, 838747), (2366, 794080), (2548, 737360), (2704, 694820), (2836, 662480), (2912, 645190), (3136, 599105), (3185, 589888), (3380, 555856), (3545, 529984), (3640, 516152), (3920, 479284), (4160, 451633), (4732, 397040), (4963, 378560), (5096, 368680), (5408, 347410), (5672, 331240), (5824, 322595), (5915, 317632), (6370, 294944), (6760, 277928), (7090, 264992), (7280, 258076), (7840, 239642), (8281, 226880), (9217, 203840), (9464, 198520), (9926, 189280), (10192, 184340), (10816, 173705), (11344, 165620), (11830, 158816), (12740, 147472), (13520, 138964), (14180, 132496), (14560, 129038), (15680, 119821), (16562, 113440), (18434, 101920), (18928, 99260), (19852, 94640), (20384, 92170), (22688, 82810), (23660, 79408), (24815, 75712), (25480, 73736), (27040, 69482), (28360, 66248), (29120, 64519), (33124, 56720), (34741, 54080), (36868, 50960), (37856, 49630), (39704, 47320), (40768, 46085), (41405, 45376)]