85911840

素因数分解:

$2^5\times 3^4\times 5^1\times 7^1\times {\mathrm{947}}^1$

素因数の和:981

約数の個数: 240

約数和(自身を含む): 346876992

約数和(自身を除く): 260965152

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 27, 28, 30, 32, 35, 36, 40, 42, 45, 48, 54, 56, 60, 63, 70, 72, 80, 81, 84, 90, 96, 105, 108, 112, 120, 126, 135, 140, 144, 160, 162, 168, 180, 189, 210, 216, 224, 240, 252, 270, 280, 288, 315, 324, 336, 360, 378, 405, 420, 432, 480, 504, 540, 560, 567, 630, 648, 672, 720, 756, 810, 840, 864, 945, 947, 1008, 1080, 1120, 1134, 1260, 1296, 1440, 1512, 1620, 1680, 1890, 1894, 2016, 2160, 2268, 2520, 2592, 2835, 2841, 3024, 3240, 3360, 3780, 3788, 4320, 4536, 4735, 5040, 5670, 5682, 6048, 6480, 6629, 7560, 7576, 8523, 9072, 9470, 10080, 11340, 11364, 12960, 13258, 14205, 15120, 15152, 17046, 18144, 18940, 19887, 22680, 22728, 25569, 26516, 28410, 30240, 30304, 33145, 34092, 37880, 39774, 42615, 45360, 45456, 51138, 53032, 56820, 59661, 66290, 68184, 75760, 76707, 79548, 85230, 90720, 90912, 99435, 102276, 106064, 113640, 119322, 127845, 132580, 136368, 151520, 153414, 159096, 170460, 178983, 198870, 204552, 212128, 227280, 238644, 255690, 265160, 272736, 298305, 306828, 318192, 340920, 357966, 383535, 397740, 409104, 454560, 477288, 511380, 530320, 536949, 596610, 613656, 636384, 681840, 715932, 767070, 795480, 818208, 894915, 954576, 1022760, 1060640, 1073898, 1193220, 1227312, 1363680, 1431864, 1534140, 1590960, 1789830, 1909152, 2045520, 2147796, 2386440, 2454624, 2684745, 2863728, 3068280, 3181920, 3579660, 4091040, 4295592, 4772880, 5369490, 5727456, 6136560, 7159320, 8591184, 9545760, 10738980, 12273120, 14318640, 17182368, 21477960, 28637280, 42955920, 85911840]

約数ペア:

[(1, 85911840), (2, 42955920), (3, 28637280), (4, 21477960), (5, 17182368), (6, 14318640), (7, 12273120), (8, 10738980), (9, 9545760), (10, 8591184), (12, 7159320), (14, 6136560), (15, 5727456), (16, 5369490), (18, 4772880), (20, 4295592), (21, 4091040), (24, 3579660), (27, 3181920), (28, 3068280), (30, 2863728), (32, 2684745), (35, 2454624), (36, 2386440), (40, 2147796), (42, 2045520), (45, 1909152), (48, 1789830), (54, 1590960), (56, 1534140), (60, 1431864), (63, 1363680), (70, 1227312), (72, 1193220), (80, 1073898), (81, 1060640), (84, 1022760), (90, 954576), (96, 894915), (105, 818208), (108, 795480), (112, 767070), (120, 715932), (126, 681840), (135, 636384), (140, 613656), (144, 596610), (160, 536949), (162, 530320), (168, 511380), (180, 477288), (189, 454560), (210, 409104), (216, 397740), (224, 383535), (240, 357966), (252, 340920), (270, 318192), (280, 306828), (288, 298305), (315, 272736), (324, 265160), (336, 255690), (360, 238644), (378, 227280), (405, 212128), (420, 204552), (432, 198870), (480, 178983), (504, 170460), (540, 159096), (560, 153414), (567, 151520), (630, 136368), (648, 132580), (672, 127845), (720, 119322), (756, 113640), (810, 106064), (840, 102276), (864, 99435), (945, 90912), (947, 90720), (1008, 85230), (1080, 79548), (1120, 76707), (1134, 75760), (1260, 68184), (1296, 66290), (1440, 59661), (1512, 56820), (1620, 53032), (1680, 51138), (1890, 45456), (1894, 45360), (2016, 42615), (2160, 39774), (2268, 37880), (2520, 34092), (2592, 33145), (2835, 30304), (2841, 30240), (3024, 28410), (3240, 26516), (3360, 25569), (3780, 22728), (3788, 22680), (4320, 19887), (4536, 18940), (4735, 18144), (5040, 17046), (5670, 15152), (5682, 15120), (6048, 14205), (6480, 13258), (6629, 12960), (7560, 11364), (7576, 11340), (8523, 10080), (9072, 9470)]