81768312

素因数分解:

$2^3\times 3^3\times {\mathrm{23}}^1\times {\mathrm{109}}^1\times {\mathrm{151}}^1$

素因数の和:298

約数の個数: 128

約数和(自身を含む): 240768000

約数和(自身を除く): 158999688

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 23, 24, 27, 36, 46, 54, 69, 72, 92, 108, 109, 138, 151, 184, 207, 216, 218, 276, 302, 327, 414, 436, 453, 552, 604, 621, 654, 828, 872, 906, 981, 1208, 1242, 1308, 1359, 1656, 1812, 1962, 2484, 2507, 2616, 2718, 2943, 3473, 3624, 3924, 4077, 4968, 5014, 5436, 5886, 6946, 7521, 7848, 8154, 10028, 10419, 10872, 11772, 13892, 15042, 16308, 16459, 20056, 20838, 22563, 23544, 27784, 30084, 31257, 32616, 32918, 41676, 45126, 49377, 60168, 62514, 65836, 67689, 83352, 90252, 93771, 98754, 125028, 131672, 135378, 148131, 180504, 187542, 197508, 250056, 270756, 296262, 375084, 378557, 395016, 444393, 541512, 592524, 750168, 757114, 888786, 1135671, 1185048, 1514228, 1777572, 2271342, 3028456, 3407013, 3555144, 4542684, 6814026, 9085368, 10221039, 13628052, 20442078, 27256104, 40884156, 81768312]

約数ペア:

[(1, 81768312), (2, 40884156), (3, 27256104), (4, 20442078), (6, 13628052), (8, 10221039), (9, 9085368), (12, 6814026), (18, 4542684), (23, 3555144), (24, 3407013), (27, 3028456), (36, 2271342), (46, 1777572), (54, 1514228), (69, 1185048), (72, 1135671), (92, 888786), (108, 757114), (109, 750168), (138, 592524), (151, 541512), (184, 444393), (207, 395016), (216, 378557), (218, 375084), (276, 296262), (302, 270756), (327, 250056), (414, 197508), (436, 187542), (453, 180504), (552, 148131), (604, 135378), (621, 131672), (654, 125028), (828, 98754), (872, 93771), (906, 90252), (981, 83352), (1208, 67689), (1242, 65836), (1308, 62514), (1359, 60168), (1656, 49377), (1812, 45126), (1962, 41676), (2484, 32918), (2507, 32616), (2616, 31257), (2718, 30084), (2943, 27784), (3473, 23544), (3624, 22563), (3924, 20838), (4077, 20056), (4968, 16459), (5014, 16308), (5436, 15042), (5886, 13892), (6946, 11772), (7521, 10872), (7848, 10419), (8154, 10028)]