246948656

素因数分解:

$2^4\times {\mathrm{37}}^1\times {\mathrm{43}}^1\times {\mathrm{89}}^1\times {\mathrm{109}}^1$

素因数の和:286

約数の個数: 80

約数和(自身を含む): 513136800

約数和(自身を除く): 266188144

約数列:

[1, 2, 4, 8, 16, 37, 43, 74, 86, 89, 109, 148, 172, 178, 218, 296, 344, 356, 436, 592, 688, 712, 872, 1424, 1591, 1744, 3182, 3293, 3827, 4033, 4687, 6364, 6586, 7654, 8066, 9374, 9701, 12728, 13172, 15308, 16132, 18748, 19402, 25456, 26344, 30616, 32264, 37496, 38804, 52688, 61232, 64528, 74992, 77608, 141599, 155216, 173419, 283198, 346838, 358937, 417143, 566396, 693676, 717874, 834286, 1132792, 1387352, 1435748, 1668572, 2265584, 2774704, 2871496, 3337144, 5742992, 6674288, 15434291, 30868582, 61737164, 123474328, 246948656]

約数ペア:

[(1, 246948656), (2, 123474328), (4, 61737164), (8, 30868582), (16, 15434291), (37, 6674288), (43, 5742992), (74, 3337144), (86, 2871496), (89, 2774704), (109, 2265584), (148, 1668572), (172, 1435748), (178, 1387352), (218, 1132792), (296, 834286), (344, 717874), (356, 693676), (436, 566396), (592, 417143), (688, 358937), (712, 346838), (872, 283198), (1424, 173419), (1591, 155216), (1744, 141599), (3182, 77608), (3293, 74992), (3827, 64528), (4033, 61232), (4687, 52688), (6364, 38804), (6586, 37496), (7654, 32264), (8066, 30616), (9374, 26344), (9701, 25456), (12728, 19402), (13172, 18748), (15308, 16132)]