81275040

素因数分解:

$2^5\times 3^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{733}}^1$

素因数の和:772

約数の個数: 288

約数和(自身を含む): 346260096

約数和(自身を除く): 264985056

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 14, 15, 16, 18, 20, 21, 22, 24, 28, 30, 32, 33, 35, 36, 40, 42, 44, 45, 48, 55, 56, 60, 63, 66, 70, 72, 77, 80, 84, 88, 90, 96, 99, 105, 110, 112, 120, 126, 132, 140, 144, 154, 160, 165, 168, 176, 180, 198, 210, 220, 224, 231, 240, 252, 264, 280, 288, 308, 315, 330, 336, 352, 360, 385, 396, 420, 440, 462, 480, 495, 504, 528, 560, 616, 630, 660, 672, 693, 720, 733, 770, 792, 840, 880, 924, 990, 1008, 1056, 1120, 1155, 1232, 1260, 1320, 1386, 1440, 1466, 1540, 1584, 1680, 1760, 1848, 1980, 2016, 2199, 2310, 2464, 2520, 2640, 2772, 2932, 3080, 3168, 3360, 3465, 3665, 3696, 3960, 4398, 4620, 5040, 5131, 5280, 5544, 5864, 6160, 6597, 6930, 7330, 7392, 7920, 8063, 8796, 9240, 10080, 10262, 10995, 11088, 11728, 12320, 13194, 13860, 14660, 15393, 15840, 16126, 17592, 18480, 20524, 21990, 22176, 23456, 24189, 25655, 26388, 27720, 29320, 30786, 32252, 32985, 35184, 36960, 40315, 41048, 43980, 46179, 48378, 51310, 52776, 55440, 56441, 58640, 61572, 64504, 65970, 70368, 72567, 76965, 80630, 82096, 87960, 92358, 96756, 102620, 105552, 110880, 112882, 117280, 120945, 123144, 129008, 131940, 145134, 153930, 161260, 164192, 169323, 175920, 184716, 193512, 205240, 211104, 225764, 230895, 241890, 246288, 258016, 263880, 282205, 290268, 307860, 322520, 338646, 351840, 362835, 369432, 387024, 410480, 451528, 461790, 483780, 492576, 507969, 527760, 564410, 580536, 615720, 645040, 677292, 725670, 738864, 774048, 820960, 846615, 903056, 923580, 967560, 1015938, 1055520, 1128820, 1161072, 1231440, 1290080, 1354584, 1451340, 1477728, 1693230, 1806112, 1847160, 1935120, 2031876, 2257640, 2322144, 2462880, 2539845, 2709168, 2902680, 3386460, 3694320, 3870240, 4063752, 4515280, 5079690, 5418336, 5805360, 6772920, 7388640, 8127504, 9030560, 10159380, 11610720, 13545840, 16255008, 20318760, 27091680, 40637520, 81275040]

約数ペア:

[(1, 81275040), (2, 40637520), (3, 27091680), (4, 20318760), (5, 16255008), (6, 13545840), (7, 11610720), (8, 10159380), (9, 9030560), (10, 8127504), (11, 7388640), (12, 6772920), (14, 5805360), (15, 5418336), (16, 5079690), (18, 4515280), (20, 4063752), (21, 3870240), (22, 3694320), (24, 3386460), (28, 2902680), (30, 2709168), (32, 2539845), (33, 2462880), (35, 2322144), (36, 2257640), (40, 2031876), (42, 1935120), (44, 1847160), (45, 1806112), (48, 1693230), (55, 1477728), (56, 1451340), (60, 1354584), (63, 1290080), (66, 1231440), (70, 1161072), (72, 1128820), (77, 1055520), (80, 1015938), (84, 967560), (88, 923580), (90, 903056), (96, 846615), (99, 820960), (105, 774048), (110, 738864), (112, 725670), (120, 677292), (126, 645040), (132, 615720), (140, 580536), (144, 564410), (154, 527760), (160, 507969), (165, 492576), (168, 483780), (176, 461790), (180, 451528), (198, 410480), (210, 387024), (220, 369432), (224, 362835), (231, 351840), (240, 338646), (252, 322520), (264, 307860), (280, 290268), (288, 282205), (308, 263880), (315, 258016), (330, 246288), (336, 241890), (352, 230895), (360, 225764), (385, 211104), (396, 205240), (420, 193512), (440, 184716), (462, 175920), (480, 169323), (495, 164192), (504, 161260), (528, 153930), (560, 145134), (616, 131940), (630, 129008), (660, 123144), (672, 120945), (693, 117280), (720, 112882), (733, 110880), (770, 105552), (792, 102620), (840, 96756), (880, 92358), (924, 87960), (990, 82096), (1008, 80630), (1056, 76965), (1120, 72567), (1155, 70368), (1232, 65970), (1260, 64504), (1320, 61572), (1386, 58640), (1440, 56441), (1466, 55440), (1540, 52776), (1584, 51310), (1680, 48378), (1760, 46179), (1848, 43980), (1980, 41048), (2016, 40315), (2199, 36960), (2310, 35184), (2464, 32985), (2520, 32252), (2640, 30786), (2772, 29320), (2932, 27720), (3080, 26388), (3168, 25655), (3360, 24189), (3465, 23456), (3665, 22176), (3696, 21990), (3960, 20524), (4398, 18480), (4620, 17592), (5040, 16126), (5131, 15840), (5280, 15393), (5544, 14660), (5864, 13860), (6160, 13194), (6597, 12320), (6930, 11728), (7330, 11088), (7392, 10995), (7920, 10262), (8063, 10080), (8796, 9240)]