71871264

素因数分解:

$2^5\times 3^2\times {\mathrm{163}}^1\times {\mathrm{1531}}^1$

素因数の和:1710

約数の個数: 72

約数和(自身を含む): 205772112

約数和(自身を除く): 133900848

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 72, 96, 144, 163, 288, 326, 489, 652, 978, 1304, 1467, 1531, 1956, 2608, 2934, 3062, 3912, 4593, 5216, 5868, 6124, 7824, 9186, 11736, 12248, 13779, 15648, 18372, 23472, 24496, 27558, 36744, 46944, 48992, 55116, 73488, 110232, 146976, 220464, 249553, 440928, 499106, 748659, 998212, 1497318, 1996424, 2245977, 2994636, 3992848, 4491954, 5989272, 7985696, 8983908, 11978544, 17967816, 23957088, 35935632, 71871264]

約数ペア:

[(1, 71871264), (2, 35935632), (3, 23957088), (4, 17967816), (6, 11978544), (8, 8983908), (9, 7985696), (12, 5989272), (16, 4491954), (18, 3992848), (24, 2994636), (32, 2245977), (36, 1996424), (48, 1497318), (72, 998212), (96, 748659), (144, 499106), (163, 440928), (288, 249553), (326, 220464), (489, 146976), (652, 110232), (978, 73488), (1304, 55116), (1467, 48992), (1531, 46944), (1956, 36744), (2608, 27558), (2934, 24496), (3062, 23472), (3912, 18372), (4593, 15648), (5216, 13779), (5868, 12248), (6124, 11736), (7824, 9186)]