31748640

素因数分解:

$2^5\times 3^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{859}}^1$

素因数の和:895

約数の個数: 192

約数和(自身を含む): 124830720

約数和(自身を除く): 93082080

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 11, 12, 14, 15, 16, 20, 21, 22, 24, 28, 30, 32, 33, 35, 40, 42, 44, 48, 55, 56, 60, 66, 70, 77, 80, 84, 88, 96, 105, 110, 112, 120, 132, 140, 154, 160, 165, 168, 176, 210, 220, 224, 231, 240, 264, 280, 308, 330, 336, 352, 385, 420, 440, 462, 480, 528, 560, 616, 660, 672, 770, 840, 859, 880, 924, 1056, 1120, 1155, 1232, 1320, 1540, 1680, 1718, 1760, 1848, 2310, 2464, 2577, 2640, 3080, 3360, 3436, 3696, 4295, 4620, 5154, 5280, 6013, 6160, 6872, 7392, 8590, 9240, 9449, 10308, 12026, 12320, 12885, 13744, 17180, 18039, 18480, 18898, 20616, 24052, 25770, 27488, 28347, 30065, 34360, 36078, 36960, 37796, 41232, 47245, 48104, 51540, 56694, 60130, 66143, 68720, 72156, 75592, 82464, 90195, 94490, 96208, 103080, 113388, 120260, 132286, 137440, 141735, 144312, 151184, 180390, 188980, 192416, 198429, 206160, 226776, 240520, 264572, 283470, 288624, 302368, 330715, 360780, 377960, 396858, 412320, 453552, 481040, 529144, 566940, 577248, 661430, 721560, 755920, 793716, 907104, 962080, 992145, 1058288, 1133880, 1322860, 1443120, 1511840, 1587432, 1984290, 2116576, 2267760, 2645720, 2886240, 3174864, 3968580, 4535520, 5291440, 6349728, 7937160, 10582880, 15874320, 31748640]

約数ペア:

[(1, 31748640), (2, 15874320), (3, 10582880), (4, 7937160), (5, 6349728), (6, 5291440), (7, 4535520), (8, 3968580), (10, 3174864), (11, 2886240), (12, 2645720), (14, 2267760), (15, 2116576), (16, 1984290), (20, 1587432), (21, 1511840), (22, 1443120), (24, 1322860), (28, 1133880), (30, 1058288), (32, 992145), (33, 962080), (35, 907104), (40, 793716), (42, 755920), (44, 721560), (48, 661430), (55, 577248), (56, 566940), (60, 529144), (66, 481040), (70, 453552), (77, 412320), (80, 396858), (84, 377960), (88, 360780), (96, 330715), (105, 302368), (110, 288624), (112, 283470), (120, 264572), (132, 240520), (140, 226776), (154, 206160), (160, 198429), (165, 192416), (168, 188980), (176, 180390), (210, 151184), (220, 144312), (224, 141735), (231, 137440), (240, 132286), (264, 120260), (280, 113388), (308, 103080), (330, 96208), (336, 94490), (352, 90195), (385, 82464), (420, 75592), (440, 72156), (462, 68720), (480, 66143), (528, 60130), (560, 56694), (616, 51540), (660, 48104), (672, 47245), (770, 41232), (840, 37796), (859, 36960), (880, 36078), (924, 34360), (1056, 30065), (1120, 28347), (1155, 27488), (1232, 25770), (1320, 24052), (1540, 20616), (1680, 18898), (1718, 18480), (1760, 18039), (1848, 17180), (2310, 13744), (2464, 12885), (2577, 12320), (2640, 12026), (3080, 10308), (3360, 9449), (3436, 9240), (3696, 8590), (4295, 7392), (4620, 6872), (5154, 6160), (5280, 6013)]