81347616

素因数分解:

$2^5\times 3^2\times 7^1\times {\mathrm{40351}}^1$

素因数の和:40374

約数の個数: 72

約数和(自身を含む): 264386304

約数和(自身を除く): 183038688

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 28, 32, 36, 42, 48, 56, 63, 72, 84, 96, 112, 126, 144, 168, 224, 252, 288, 336, 504, 672, 1008, 2016, 40351, 80702, 121053, 161404, 242106, 282457, 322808, 363159, 484212, 564914, 645616, 726318, 847371, 968424, 1129828, 1291232, 1452636, 1694742, 1936848, 2259656, 2542113, 2905272, 3389484, 3873696, 4519312, 5084226, 5810544, 6778968, 9038624, 10168452, 11621088, 13557936, 20336904, 27115872, 40673808, 81347616]

約数ペア:

[(1, 81347616), (2, 40673808), (3, 27115872), (4, 20336904), (6, 13557936), (7, 11621088), (8, 10168452), (9, 9038624), (12, 6778968), (14, 5810544), (16, 5084226), (18, 4519312), (21, 3873696), (24, 3389484), (28, 2905272), (32, 2542113), (36, 2259656), (42, 1936848), (48, 1694742), (56, 1452636), (63, 1291232), (72, 1129828), (84, 968424), (96, 847371), (112, 726318), (126, 645616), (144, 564914), (168, 484212), (224, 363159), (252, 322808), (288, 282457), (336, 242106), (504, 161404), (672, 121053), (1008, 80702), (2016, 40351)]