247798368

素因数分解:

$2^5\times 3^2\times {\mathrm{863}}^1\times {\mathrm{997}}^1$

素因数の和:1876

約数の個数: 72

約数和(自身を含む): 706200768

約数和(自身を除く): 458402400

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 72, 96, 144, 288, 863, 997, 1726, 1994, 2589, 2991, 3452, 3988, 5178, 5982, 6904, 7767, 7976, 8973, 10356, 11964, 13808, 15534, 15952, 17946, 20712, 23928, 27616, 31068, 31904, 35892, 41424, 47856, 62136, 71784, 82848, 95712, 124272, 143568, 248544, 287136, 860411, 1720822, 2581233, 3441644, 5162466, 6883288, 7743699, 10324932, 13766576, 15487398, 20649864, 27533152, 30974796, 41299728, 61949592, 82599456, 123899184, 247798368]

約数ペア:

[(1, 247798368), (2, 123899184), (3, 82599456), (4, 61949592), (6, 41299728), (8, 30974796), (9, 27533152), (12, 20649864), (16, 15487398), (18, 13766576), (24, 10324932), (32, 7743699), (36, 6883288), (48, 5162466), (72, 3441644), (96, 2581233), (144, 1720822), (288, 860411), (863, 287136), (997, 248544), (1726, 143568), (1994, 124272), (2589, 95712), (2991, 82848), (3452, 71784), (3988, 62136), (5178, 47856), (5982, 41424), (6904, 35892), (7767, 31904), (7976, 31068), (8973, 27616), (10356, 23928), (11964, 20712), (13808, 17946), (15534, 15952)]