12871040

素因数分解:

$2^7\times 5^1\times 7^1\times {\mathrm{13}}^2\times {\mathrm{17}}^1$

素因数の和:69

約数の個数: 192

約数和(自身を含む): 40318560

約数和(自身を除く): 27447520

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 17, 20, 26, 28, 32, 34, 35, 40, 52, 56, 64, 65, 68, 70, 80, 85, 91, 104, 112, 119, 128, 130, 136, 140, 160, 169, 170, 182, 208, 221, 224, 238, 260, 272, 280, 320, 338, 340, 364, 416, 442, 448, 455, 476, 520, 544, 560, 595, 640, 676, 680, 728, 832, 845, 884, 896, 910, 952, 1040, 1088, 1105, 1120, 1183, 1190, 1352, 1360, 1456, 1547, 1664, 1690, 1768, 1820, 1904, 2080, 2176, 2210, 2240, 2366, 2380, 2704, 2720, 2873, 2912, 3094, 3380, 3536, 3640, 3808, 4160, 4420, 4480, 4732, 4760, 5408, 5440, 5746, 5824, 5915, 6188, 6760, 7072, 7280, 7616, 7735, 8320, 8840, 9464, 9520, 10816, 10880, 11492, 11648, 11830, 12376, 13520, 14144, 14365, 14560, 15232, 15470, 17680, 18928, 19040, 20111, 21632, 22984, 23660, 24752, 27040, 28288, 28730, 29120, 30940, 35360, 37856, 38080, 40222, 45968, 47320, 49504, 54080, 57460, 58240, 61880, 70720, 75712, 76160, 80444, 91936, 94640, 99008, 100555, 108160, 114920, 123760, 141440, 151424, 160888, 183872, 189280, 198016, 201110, 229840, 247520, 321776, 367744, 378560, 402220, 459680, 495040, 643552, 757120, 804440, 919360, 990080, 1287104, 1608880, 1838720, 2574208, 3217760, 6435520, 12871040]

約数ペア:

[(1, 12871040), (2, 6435520), (4, 3217760), (5, 2574208), (7, 1838720), (8, 1608880), (10, 1287104), (13, 990080), (14, 919360), (16, 804440), (17, 757120), (20, 643552), (26, 495040), (28, 459680), (32, 402220), (34, 378560), (35, 367744), (40, 321776), (52, 247520), (56, 229840), (64, 201110), (65, 198016), (68, 189280), (70, 183872), (80, 160888), (85, 151424), (91, 141440), (104, 123760), (112, 114920), (119, 108160), (128, 100555), (130, 99008), (136, 94640), (140, 91936), (160, 80444), (169, 76160), (170, 75712), (182, 70720), (208, 61880), (221, 58240), (224, 57460), (238, 54080), (260, 49504), (272, 47320), (280, 45968), (320, 40222), (338, 38080), (340, 37856), (364, 35360), (416, 30940), (442, 29120), (448, 28730), (455, 28288), (476, 27040), (520, 24752), (544, 23660), (560, 22984), (595, 21632), (640, 20111), (676, 19040), (680, 18928), (728, 17680), (832, 15470), (845, 15232), (884, 14560), (896, 14365), (910, 14144), (952, 13520), (1040, 12376), (1088, 11830), (1105, 11648), (1120, 11492), (1183, 10880), (1190, 10816), (1352, 9520), (1360, 9464), (1456, 8840), (1547, 8320), (1664, 7735), (1690, 7616), (1768, 7280), (1820, 7072), (1904, 6760), (2080, 6188), (2176, 5915), (2210, 5824), (2240, 5746), (2366, 5440), (2380, 5408), (2704, 4760), (2720, 4732), (2873, 4480), (2912, 4420), (3094, 4160), (3380, 3808), (3536, 3640)]