131884480

素因数分解:

$2^6\times 5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{647}}^1$

素因数の和:691

約数の個数: 168

約数和(自身を含む): 394033248

約数和(自身を除く): 262148768

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, 182, 196, 208, 224, 245, 260, 280, 320, 364, 392, 416, 448, 455, 490, 520, 560, 637, 647, 728, 784, 832, 910, 980, 1040, 1120, 1274, 1294, 1456, 1568, 1820, 1960, 2080, 2240, 2548, 2588, 2912, 3136, 3185, 3235, 3640, 3920, 4160, 4529, 5096, 5176, 5824, 6370, 6470, 7280, 7840, 8411, 9058, 10192, 10352, 12740, 12940, 14560, 15680, 16822, 18116, 20384, 20704, 22645, 25480, 25880, 29120, 31703, 33644, 36232, 40768, 41408, 42055, 45290, 50960, 51760, 58877, 63406, 67288, 72464, 84110, 90580, 101920, 103520, 117754, 126812, 134576, 144928, 158515, 168220, 181160, 203840, 207040, 235508, 253624, 269152, 289856, 294385, 317030, 336440, 362320, 412139, 471016, 507248, 538304, 588770, 634060, 672880, 724640, 824278, 942032, 1014496, 1177540, 1268120, 1345760, 1449280, 1648556, 1884064, 2028992, 2060695, 2355080, 2536240, 2691520, 3297112, 3768128, 4121390, 4710160, 5072480, 6594224, 8242780, 9420320, 10144960, 13188448, 16485560, 18840640, 26376896, 32971120, 65942240, 131884480]

約数ペア:

[(1, 131884480), (2, 65942240), (4, 32971120), (5, 26376896), (7, 18840640), (8, 16485560), (10, 13188448), (13, 10144960), (14, 9420320), (16, 8242780), (20, 6594224), (26, 5072480), (28, 4710160), (32, 4121390), (35, 3768128), (40, 3297112), (49, 2691520), (52, 2536240), (56, 2355080), (64, 2060695), (65, 2028992), (70, 1884064), (80, 1648556), (91, 1449280), (98, 1345760), (104, 1268120), (112, 1177540), (130, 1014496), (140, 942032), (160, 824278), (182, 724640), (196, 672880), (208, 634060), (224, 588770), (245, 538304), (260, 507248), (280, 471016), (320, 412139), (364, 362320), (392, 336440), (416, 317030), (448, 294385), (455, 289856), (490, 269152), (520, 253624), (560, 235508), (637, 207040), (647, 203840), (728, 181160), (784, 168220), (832, 158515), (910, 144928), (980, 134576), (1040, 126812), (1120, 117754), (1274, 103520), (1294, 101920), (1456, 90580), (1568, 84110), (1820, 72464), (1960, 67288), (2080, 63406), (2240, 58877), (2548, 51760), (2588, 50960), (2912, 45290), (3136, 42055), (3185, 41408), (3235, 40768), (3640, 36232), (3920, 33644), (4160, 31703), (4529, 29120), (5096, 25880), (5176, 25480), (5824, 22645), (6370, 20704), (6470, 20384), (7280, 18116), (7840, 16822), (8411, 15680), (9058, 14560), (10192, 12940), (10352, 12740)]