81678888

素因数分解:

$2^3\times 3^3\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{401}}^1$

素因数の和:480

約数の個数: 128

約数和(自身を含む): 243129600

約数和(自身を除く): 161450712

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 23, 24, 27, 36, 41, 46, 54, 69, 72, 82, 92, 108, 123, 138, 164, 184, 207, 216, 246, 276, 328, 369, 401, 414, 492, 552, 621, 738, 802, 828, 943, 984, 1107, 1203, 1242, 1476, 1604, 1656, 1886, 2214, 2406, 2484, 2829, 2952, 3208, 3609, 3772, 4428, 4812, 4968, 5658, 7218, 7544, 8487, 8856, 9223, 9624, 10827, 11316, 14436, 16441, 16974, 18446, 21654, 22632, 25461, 27669, 28872, 32882, 33948, 36892, 43308, 49323, 50922, 55338, 65764, 67896, 73784, 83007, 86616, 98646, 101844, 110676, 131528, 147969, 166014, 197292, 203688, 221352, 249021, 295938, 332028, 378143, 394584, 443907, 498042, 591876, 664056, 756286, 887814, 996084, 1134429, 1183752, 1512572, 1775628, 1992168, 2268858, 3025144, 3403287, 3551256, 4537716, 6806574, 9075432, 10209861, 13613148, 20419722, 27226296, 40839444, 81678888]

約数ペア:

[(1, 81678888), (2, 40839444), (3, 27226296), (4, 20419722), (6, 13613148), (8, 10209861), (9, 9075432), (12, 6806574), (18, 4537716), (23, 3551256), (24, 3403287), (27, 3025144), (36, 2268858), (41, 1992168), (46, 1775628), (54, 1512572), (69, 1183752), (72, 1134429), (82, 996084), (92, 887814), (108, 756286), (123, 664056), (138, 591876), (164, 498042), (184, 443907), (207, 394584), (216, 378143), (246, 332028), (276, 295938), (328, 249021), (369, 221352), (401, 203688), (414, 197292), (492, 166014), (552, 147969), (621, 131528), (738, 110676), (802, 101844), (828, 98646), (943, 86616), (984, 83007), (1107, 73784), (1203, 67896), (1242, 65764), (1476, 55338), (1604, 50922), (1656, 49323), (1886, 43308), (2214, 36892), (2406, 33948), (2484, 32882), (2829, 28872), (2952, 27669), (3208, 25461), (3609, 22632), (3772, 21654), (4428, 18446), (4812, 16974), (4968, 16441), (5658, 14436), (7218, 11316), (7544, 10827), (8487, 9624), (8856, 9223)]