72538416

素因数分解:

$2^4\times 3^8\times {\mathrm{691}}^1$

素因数の和:723

約数の個数: 90

約数和(自身を含む): 211109132

約数和(自身を除く): 138570716

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 36, 48, 54, 72, 81, 108, 144, 162, 216, 243, 324, 432, 486, 648, 691, 729, 972, 1296, 1382, 1458, 1944, 2073, 2187, 2764, 2916, 3888, 4146, 4374, 5528, 5832, 6219, 6561, 8292, 8748, 11056, 11664, 12438, 13122, 16584, 17496, 18657, 24876, 26244, 33168, 34992, 37314, 49752, 52488, 55971, 74628, 99504, 104976, 111942, 149256, 167913, 223884, 298512, 335826, 447768, 503739, 671652, 895536, 1007478, 1343304, 1511217, 2014956, 2686608, 3022434, 4029912, 4533651, 6044868, 8059824, 9067302, 12089736, 18134604, 24179472, 36269208, 72538416]

約数ペア:

[(1, 72538416), (2, 36269208), (3, 24179472), (4, 18134604), (6, 12089736), (8, 9067302), (9, 8059824), (12, 6044868), (16, 4533651), (18, 4029912), (24, 3022434), (27, 2686608), (36, 2014956), (48, 1511217), (54, 1343304), (72, 1007478), (81, 895536), (108, 671652), (144, 503739), (162, 447768), (216, 335826), (243, 298512), (324, 223884), (432, 167913), (486, 149256), (648, 111942), (691, 104976), (729, 99504), (972, 74628), (1296, 55971), (1382, 52488), (1458, 49752), (1944, 37314), (2073, 34992), (2187, 33168), (2764, 26244), (2916, 24876), (3888, 18657), (4146, 17496), (4374, 16584), (5528, 13122), (5832, 12438), (6219, 11664), (6561, 11056), (8292, 8748)]