81420864

素因数分解:

$2^6\times 3^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{2089}}^1$

素因数の和:2140

約数の個数: 112

約数和(自身を含む): 254812800

約数和(自身を除く): 173391936

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 29, 32, 42, 48, 56, 58, 64, 84, 87, 96, 112, 116, 168, 174, 192, 203, 224, 232, 336, 348, 406, 448, 464, 609, 672, 696, 812, 928, 1218, 1344, 1392, 1624, 1856, 2089, 2436, 2784, 3248, 4178, 4872, 5568, 6267, 6496, 8356, 9744, 12534, 12992, 14623, 16712, 19488, 25068, 29246, 33424, 38976, 43869, 50136, 58492, 60581, 66848, 87738, 100272, 116984, 121162, 133696, 175476, 181743, 200544, 233968, 242324, 350952, 363486, 401088, 424067, 467936, 484648, 701904, 726972, 848134, 935872, 969296, 1272201, 1403808, 1453944, 1696268, 1938592, 2544402, 2807616, 2907888, 3392536, 3877184, 5088804, 5815776, 6785072, 10177608, 11631552, 13570144, 20355216, 27140288, 40710432, 81420864]

約数ペア:

[(1, 81420864), (2, 40710432), (3, 27140288), (4, 20355216), (6, 13570144), (7, 11631552), (8, 10177608), (12, 6785072), (14, 5815776), (16, 5088804), (21, 3877184), (24, 3392536), (28, 2907888), (29, 2807616), (32, 2544402), (42, 1938592), (48, 1696268), (56, 1453944), (58, 1403808), (64, 1272201), (84, 969296), (87, 935872), (96, 848134), (112, 726972), (116, 701904), (168, 484648), (174, 467936), (192, 424067), (203, 401088), (224, 363486), (232, 350952), (336, 242324), (348, 233968), (406, 200544), (448, 181743), (464, 175476), (609, 133696), (672, 121162), (696, 116984), (812, 100272), (928, 87738), (1218, 66848), (1344, 60581), (1392, 58492), (1624, 50136), (1856, 43869), (2089, 38976), (2436, 33424), (2784, 29246), (3248, 25068), (4178, 19488), (4872, 16712), (5568, 14623), (6267, 12992), (6496, 12534), (8356, 9744)]