247225248

素因数分解:

$2^5\times 3^2\times {\mathrm{31}}^1\times {\mathrm{27691}}^1$

素因数の和:27738

約数の個数: 72

約数和(自身を含む): 725751936

約数和(自身を除く): 478526688

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 31, 32, 36, 48, 62, 72, 93, 96, 124, 144, 186, 248, 279, 288, 372, 496, 558, 744, 992, 1116, 1488, 2232, 2976, 4464, 8928, 27691, 55382, 83073, 110764, 166146, 221528, 249219, 332292, 443056, 498438, 664584, 858421, 886112, 996876, 1329168, 1716842, 1993752, 2575263, 2658336, 3433684, 3987504, 5150526, 6867368, 7725789, 7975008, 10301052, 13734736, 15451578, 20602104, 27469472, 30903156, 41204208, 61806312, 82408416, 123612624, 247225248]

約数ペア:

[(1, 247225248), (2, 123612624), (3, 82408416), (4, 61806312), (6, 41204208), (8, 30903156), (9, 27469472), (12, 20602104), (16, 15451578), (18, 13734736), (24, 10301052), (31, 7975008), (32, 7725789), (36, 6867368), (48, 5150526), (62, 3987504), (72, 3433684), (93, 2658336), (96, 2575263), (124, 1993752), (144, 1716842), (186, 1329168), (248, 996876), (279, 886112), (288, 858421), (372, 664584), (496, 498438), (558, 443056), (744, 332292), (992, 249219), (1116, 221528), (1488, 166146), (2232, 110764), (2976, 83073), (4464, 55382), (8928, 27691)]