1720639752

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{347}}^1\times {\mathrm{691}}^1$

素因数の和:1083

約数の個数: 128

約数和(自身を含む): 4854850560

約数和(自身を除く): 3134210808

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 23, 24, 26, 39, 46, 52, 69, 78, 92, 104, 138, 156, 184, 276, 299, 312, 347, 552, 598, 691, 694, 897, 1041, 1196, 1382, 1388, 1794, 2073, 2082, 2392, 2764, 2776, 3588, 4146, 4164, 4511, 5528, 7176, 7981, 8292, 8328, 8983, 9022, 13533, 15893, 15962, 16584, 17966, 18044, 23943, 26949, 27066, 31786, 31924, 35932, 36088, 47679, 47886, 53898, 54132, 63572, 63848, 71864, 95358, 95772, 103753, 107796, 108264, 127144, 190716, 191544, 206609, 207506, 215592, 239777, 311259, 381432, 413218, 415012, 479554, 619827, 622518, 719331, 826436, 830024, 959108, 1239654, 1245036, 1438662, 1652872, 1918216, 2479308, 2490072, 2877324, 3117101, 4958616, 5514871, 5754648, 6234202, 9351303, 11029742, 12468404, 16544613, 18702606, 22059484, 24936808, 33089226, 37405212, 44118968, 66178452, 71693323, 74810424, 132356904, 143386646, 215079969, 286773292, 430159938, 573546584, 860319876, 1720639752]

約数ペア:

[(1, 1720639752), (2, 860319876), (3, 573546584), (4, 430159938), (6, 286773292), (8, 215079969), (12, 143386646), (13, 132356904), (23, 74810424), (24, 71693323), (26, 66178452), (39, 44118968), (46, 37405212), (52, 33089226), (69, 24936808), (78, 22059484), (92, 18702606), (104, 16544613), (138, 12468404), (156, 11029742), (184, 9351303), (276, 6234202), (299, 5754648), (312, 5514871), (347, 4958616), (552, 3117101), (598, 2877324), (691, 2490072), (694, 2479308), (897, 1918216), (1041, 1652872), (1196, 1438662), (1382, 1245036), (1388, 1239654), (1794, 959108), (2073, 830024), (2082, 826436), (2392, 719331), (2764, 622518), (2776, 619827), (3588, 479554), (4146, 415012), (4164, 413218), (4511, 381432), (5528, 311259), (7176, 239777), (7981, 215592), (8292, 207506), (8328, 206609), (8983, 191544), (9022, 190716), (13533, 127144), (15893, 108264), (15962, 107796), (16584, 103753), (17966, 95772), (18044, 95358), (23943, 71864), (26949, 63848), (27066, 63572), (31786, 54132), (31924, 53898), (35932, 47886), (36088, 47679)]