1686426560

素因数分解:

$2^6\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{1997}}^1$

素因数の和:2063

約数の個数: 224

約数和(自身を含む): 5115519360

約数和(自身を除く): 3429092800

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 26, 28, 29, 32, 35, 40, 52, 56, 58, 64, 65, 70, 80, 91, 104, 112, 116, 130, 140, 145, 160, 182, 203, 208, 224, 232, 260, 280, 290, 320, 364, 377, 406, 416, 448, 455, 464, 520, 560, 580, 728, 754, 812, 832, 910, 928, 1015, 1040, 1120, 1160, 1456, 1508, 1624, 1820, 1856, 1885, 1997, 2030, 2080, 2240, 2320, 2639, 2912, 3016, 3248, 3640, 3770, 3994, 4060, 4160, 4640, 5278, 5824, 6032, 6496, 7280, 7540, 7988, 8120, 9280, 9985, 10556, 12064, 12992, 13195, 13979, 14560, 15080, 15976, 16240, 19970, 21112, 24128, 25961, 26390, 27958, 29120, 30160, 31952, 32480, 39940, 42224, 51922, 52780, 55916, 57913, 60320, 63904, 64960, 69895, 79880, 84448, 103844, 105560, 111832, 115826, 120640, 127808, 129805, 139790, 159760, 168896, 181727, 207688, 211120, 223664, 231652, 259610, 279580, 289565, 319520, 363454, 405391, 415376, 422240, 447328, 463304, 519220, 559160, 579130, 639040, 726908, 752869, 810782, 830752, 844480, 894656, 908635, 926608, 1038440, 1118320, 1158260, 1453816, 1505738, 1621564, 1661504, 1817270, 1853216, 2026955, 2076880, 2236640, 2316520, 2907632, 3011476, 3243128, 3634540, 3706432, 3764345, 4053910, 4153760, 4473280, 4633040, 5270083, 5815264, 6022952, 6486256, 7269080, 7528690, 8107820, 8307520, 9266080, 10540166, 11630528, 12045904, 12972512, 14538160, 15057380, 16215640, 18532160, 21080332, 24091808, 25945024, 26350415, 29076320, 30114760, 32431280, 42160664, 48183616, 52700830, 58152640, 60229520, 64862560, 84321328, 105401660, 120459040, 129725120, 168642656, 210803320, 240918080, 337285312, 421606640, 843213280, 1686426560]

約数ペア:

[(1, 1686426560), (2, 843213280), (4, 421606640), (5, 337285312), (7, 240918080), (8, 210803320), (10, 168642656), (13, 129725120), (14, 120459040), (16, 105401660), (20, 84321328), (26, 64862560), (28, 60229520), (29, 58152640), (32, 52700830), (35, 48183616), (40, 42160664), (52, 32431280), (56, 30114760), (58, 29076320), (64, 26350415), (65, 25945024), (70, 24091808), (80, 21080332), (91, 18532160), (104, 16215640), (112, 15057380), (116, 14538160), (130, 12972512), (140, 12045904), (145, 11630528), (160, 10540166), (182, 9266080), (203, 8307520), (208, 8107820), (224, 7528690), (232, 7269080), (260, 6486256), (280, 6022952), (290, 5815264), (320, 5270083), (364, 4633040), (377, 4473280), (406, 4153760), (416, 4053910), (448, 3764345), (455, 3706432), (464, 3634540), (520, 3243128), (560, 3011476), (580, 2907632), (728, 2316520), (754, 2236640), (812, 2076880), (832, 2026955), (910, 1853216), (928, 1817270), (1015, 1661504), (1040, 1621564), (1120, 1505738), (1160, 1453816), (1456, 1158260), (1508, 1118320), (1624, 1038440), (1820, 926608), (1856, 908635), (1885, 894656), (1997, 844480), (2030, 830752), (2080, 810782), (2240, 752869), (2320, 726908), (2639, 639040), (2912, 579130), (3016, 559160), (3248, 519220), (3640, 463304), (3770, 447328), (3994, 422240), (4060, 415376), (4160, 405391), (4640, 363454), (5278, 319520), (5824, 289565), (6032, 279580), (6496, 259610), (7280, 231652), (7540, 223664), (7988, 211120), (8120, 207688), (9280, 181727), (9985, 168896), (10556, 159760), (12064, 139790), (12992, 129805), (13195, 127808), (13979, 120640), (14560, 115826), (15080, 111832), (15976, 105560), (16240, 103844), (19970, 84448), (21112, 79880), (24128, 69895), (25961, 64960), (26390, 63904), (27958, 60320), (29120, 57913), (30160, 55916), (31952, 52780), (32480, 51922), (39940, 42224)]