249743984

素因数分解:

$2^4\times 7^2\times {\mathrm{461}}^1\times {\mathrm{691}}^1$

素因数の和:1174

約数の個数: 60

約数和(自身を含む): 564916968

約数和(自身を除く): 315172984

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 49, 56, 98, 112, 196, 392, 461, 691, 784, 922, 1382, 1844, 2764, 3227, 3688, 4837, 5528, 6454, 7376, 9674, 11056, 12908, 19348, 22589, 25816, 33859, 38696, 45178, 51632, 67718, 77392, 90356, 135436, 180712, 270872, 318551, 361424, 541744, 637102, 1274204, 2229857, 2548408, 4459714, 5096816, 8919428, 15608999, 17838856, 31217998, 35677712, 62435996, 124871992, 249743984]

約数ペア:

[(1, 249743984), (2, 124871992), (4, 62435996), (7, 35677712), (8, 31217998), (14, 17838856), (16, 15608999), (28, 8919428), (49, 5096816), (56, 4459714), (98, 2548408), (112, 2229857), (196, 1274204), (392, 637102), (461, 541744), (691, 361424), (784, 318551), (922, 270872), (1382, 180712), (1844, 135436), (2764, 90356), (3227, 77392), (3688, 67718), (4837, 51632), (5528, 45178), (6454, 38696), (7376, 33859), (9674, 25816), (11056, 22589), (12908, 19348)]