81138288

素因数分解:

$2^4\times 3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{757}}^1$

素因数の和:815

約数の個数: 160

約数和(自身を含む): 270696960

約数和(自身を除く): 189558672

約数列:

[1, 2, 3, 4, 6, 7, 8, 11, 12, 14, 16, 21, 22, 24, 28, 29, 33, 42, 44, 48, 56, 58, 66, 77, 84, 87, 88, 112, 116, 132, 154, 168, 174, 176, 203, 231, 232, 264, 308, 319, 336, 348, 406, 462, 464, 528, 609, 616, 638, 696, 757, 812, 924, 957, 1218, 1232, 1276, 1392, 1514, 1624, 1848, 1914, 2233, 2271, 2436, 2552, 3028, 3248, 3696, 3828, 4466, 4542, 4872, 5104, 5299, 6056, 6699, 7656, 8327, 8932, 9084, 9744, 10598, 12112, 13398, 15312, 15897, 16654, 17864, 18168, 21196, 21953, 24981, 26796, 31794, 33308, 35728, 36336, 42392, 43906, 49962, 53592, 58289, 63588, 65859, 66616, 84784, 87812, 99924, 107184, 116578, 127176, 131718, 133232, 153671, 174867, 175624, 199848, 233156, 241483, 254352, 263436, 307342, 349734, 351248, 399696, 461013, 466312, 482966, 526872, 614684, 699468, 724449, 922026, 932624, 965932, 1053744, 1229368, 1398936, 1448898, 1690381, 1844052, 1931864, 2458736, 2797872, 2897796, 3380762, 3688104, 3863728, 5071143, 5795592, 6761524, 7376208, 10142286, 11591184, 13523048, 20284572, 27046096, 40569144, 81138288]

約数ペア:

[(1, 81138288), (2, 40569144), (3, 27046096), (4, 20284572), (6, 13523048), (7, 11591184), (8, 10142286), (11, 7376208), (12, 6761524), (14, 5795592), (16, 5071143), (21, 3863728), (22, 3688104), (24, 3380762), (28, 2897796), (29, 2797872), (33, 2458736), (42, 1931864), (44, 1844052), (48, 1690381), (56, 1448898), (58, 1398936), (66, 1229368), (77, 1053744), (84, 965932), (87, 932624), (88, 922026), (112, 724449), (116, 699468), (132, 614684), (154, 526872), (168, 482966), (174, 466312), (176, 461013), (203, 399696), (231, 351248), (232, 349734), (264, 307342), (308, 263436), (319, 254352), (336, 241483), (348, 233156), (406, 199848), (462, 175624), (464, 174867), (528, 153671), (609, 133232), (616, 131718), (638, 127176), (696, 116578), (757, 107184), (812, 99924), (924, 87812), (957, 84784), (1218, 66616), (1232, 65859), (1276, 63588), (1392, 58289), (1514, 53592), (1624, 49962), (1848, 43906), (1914, 42392), (2233, 36336), (2271, 35728), (2436, 33308), (2552, 31794), (3028, 26796), (3248, 24981), (3696, 21953), (3828, 21196), (4466, 18168), (4542, 17864), (4872, 16654), (5104, 15897), (5299, 15312), (6056, 13398), (6699, 12112), (7656, 10598), (8327, 9744), (8932, 9084)]