81755520

素因数分解:

$2^7\times 3^1\times 5^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{79}}^1$

素因数の和:126

約数の個数: 384

約数和(自身を含む): 334886400

約数和(自身を除く): 253130880

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, 49, 55, 56, 60, 64, 66, 70, 77, 79, 80, 84, 88, 96, 98, 105, 110, 112, 120, 128, 132, 140, 147, 154, 158, 160, 165, 168, 176, 192, 196, 210, 220, 224, 231, 237, 240, 245, 264, 280, 294, 308, 316, 320, 330, 336, 352, 384, 385, 392, 395, 420, 440, 448, 462, 474, 480, 490, 528, 539, 553, 560, 588, 616, 632, 640, 660, 672, 704, 735, 770, 784, 790, 840, 869, 880, 896, 924, 948, 960, 980, 1056, 1078, 1106, 1120, 1155, 1176, 1185, 1232, 1264, 1320, 1344, 1408, 1470, 1540, 1568, 1580, 1617, 1659, 1680, 1738, 1760, 1848, 1896, 1920, 1960, 2112, 2156, 2212, 2240, 2310, 2352, 2370, 2464, 2528, 2607, 2640, 2688, 2695, 2765, 2940, 3080, 3136, 3160, 3234, 3318, 3360, 3476, 3520, 3696, 3792, 3871, 3920, 4224, 4312, 4345, 4424, 4480, 4620, 4704, 4740, 4928, 5056, 5214, 5280, 5390, 5530, 5880, 6083, 6160, 6272, 6320, 6468, 6636, 6720, 6952, 7040, 7392, 7584, 7742, 7840, 8085, 8295, 8624, 8690, 8848, 9240, 9408, 9480, 9856, 10112, 10428, 10560, 10780, 11060, 11613, 11760, 12166, 12320, 12640, 12936, 13035, 13272, 13440, 13904, 14784, 15168, 15484, 15680, 16170, 16590, 17248, 17380, 17696, 18249, 18480, 18816, 18960, 19355, 20856, 21120, 21560, 22120, 23226, 23520, 24332, 24640, 25280, 25872, 26070, 26544, 27808, 29568, 30336, 30415, 30968, 31360, 32340, 33180, 34496, 34760, 35392, 36498, 36960, 37920, 38710, 41712, 42581, 43120, 44240, 46452, 47040, 48664, 49280, 50560, 51744, 52140, 53088, 55616, 58065, 60830, 61936, 64680, 66360, 68992, 69520, 70784, 72996, 73920, 75840, 77420, 83424, 85162, 86240, 88480, 91245, 92904, 94080, 97328, 103488, 104280, 106176, 111232, 116130, 121660, 123872, 127743, 129360, 132720, 139040, 145992, 147840, 151680, 154840, 166848, 170324, 172480, 176960, 182490, 185808, 194656, 206976, 208560, 212352, 212905, 232260, 243320, 247744, 255486, 258720, 265440, 278080, 291984, 309680, 333696, 340648, 344960, 353920, 364980, 371616, 389312, 417120, 425810, 464520, 486640, 495488, 510972, 517440, 530880, 556160, 583968, 619360, 638715, 681296, 729960, 743232, 778624, 834240, 851620, 929040, 973280, 1021944, 1034880, 1061760, 1167936, 1238720, 1277430, 1362592, 1459920, 1486464, 1668480, 1703240, 1858080, 1946560, 2043888, 2335872, 2477440, 2554860, 2725184, 2919840, 3406480, 3716160, 3893120, 4087776, 5109720, 5450368, 5839680, 6812960, 7432320, 8175552, 10219440, 11679360, 13625920, 16351104, 20438880, 27251840, 40877760, 81755520]

約数ペア:

[(1, 81755520), (2, 40877760), (3, 27251840), (4, 20438880), (5, 16351104), (6, 13625920), (7, 11679360), (8, 10219440), (10, 8175552), (11, 7432320), (12, 6812960), (14, 5839680), (15, 5450368), (16, 5109720), (20, 4087776), (21, 3893120), (22, 3716160), (24, 3406480), (28, 2919840), (30, 2725184), (32, 2554860), (33, 2477440), (35, 2335872), (40, 2043888), (42, 1946560), (44, 1858080), (48, 1703240), (49, 1668480), (55, 1486464), (56, 1459920), (60, 1362592), (64, 1277430), (66, 1238720), (70, 1167936), (77, 1061760), (79, 1034880), (80, 1021944), (84, 973280), (88, 929040), (96, 851620), (98, 834240), (105, 778624), (110, 743232), (112, 729960), (120, 681296), (128, 638715), (132, 619360), (140, 583968), (147, 556160), (154, 530880), (158, 517440), (160, 510972), (165, 495488), (168, 486640), (176, 464520), (192, 425810), (196, 417120), (210, 389312), (220, 371616), (224, 364980), (231, 353920), (237, 344960), (240, 340648), (245, 333696), (264, 309680), (280, 291984), (294, 278080), (308, 265440), (316, 258720), (320, 255486), (330, 247744), (336, 243320), (352, 232260), (384, 212905), (385, 212352), (392, 208560), (395, 206976), (420, 194656), (440, 185808), (448, 182490), (462, 176960), (474, 172480), (480, 170324), (490, 166848), (528, 154840), (539, 151680), (553, 147840), (560, 145992), (588, 139040), (616, 132720), (632, 129360), (640, 127743), (660, 123872), (672, 121660), (704, 116130), (735, 111232), (770, 106176), (784, 104280), (790, 103488), (840, 97328), (869, 94080), (880, 92904), (896, 91245), (924, 88480), (948, 86240), (960, 85162), (980, 83424), (1056, 77420), (1078, 75840), (1106, 73920), (1120, 72996), (1155, 70784), (1176, 69520), (1185, 68992), (1232, 66360), (1264, 64680), (1320, 61936), (1344, 60830), (1408, 58065), (1470, 55616), (1540, 53088), (1568, 52140), (1580, 51744), (1617, 50560), (1659, 49280), (1680, 48664), (1738, 47040), (1760, 46452), (1848, 44240), (1896, 43120), (1920, 42581), (1960, 41712), (2112, 38710), (2156, 37920), (2212, 36960), (2240, 36498), (2310, 35392), (2352, 34760), (2370, 34496), (2464, 33180), (2528, 32340), (2607, 31360), (2640, 30968), (2688, 30415), (2695, 30336), (2765, 29568), (2940, 27808), (3080, 26544), (3136, 26070), (3160, 25872), (3234, 25280), (3318, 24640), (3360, 24332), (3476, 23520), (3520, 23226), (3696, 22120), (3792, 21560), (3871, 21120), (3920, 20856), (4224, 19355), (4312, 18960), (4345, 18816), (4424, 18480), (4480, 18249), (4620, 17696), (4704, 17380), (4740, 17248), (4928, 16590), (5056, 16170), (5214, 15680), (5280, 15484), (5390, 15168), (5530, 14784), (5880, 13904), (6083, 13440), (6160, 13272), (6272, 13035), (6320, 12936), (6468, 12640), (6636, 12320), (6720, 12166), (6952, 11760), (7040, 11613), (7392, 11060), (7584, 10780), (7742, 10560), (7840, 10428), (8085, 10112), (8295, 9856), (8624, 9480), (8690, 9408), (8848, 9240)]