72512712

素因数分解:

$2^3\times 3^3\times {\mathrm{389}}^1\times {\mathrm{863}}^1$

素因数の和:1267

約数の個数: 64

約数和(自身を含む): 202176000

約数和(自身を除く): 129663288

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 36, 54, 72, 108, 216, 389, 778, 863, 1167, 1556, 1726, 2334, 2589, 3112, 3452, 3501, 4668, 5178, 6904, 7002, 7767, 9336, 10356, 10503, 14004, 15534, 20712, 21006, 23301, 28008, 31068, 42012, 46602, 62136, 84024, 93204, 186408, 335707, 671414, 1007121, 1342828, 2014242, 2685656, 3021363, 4028484, 6042726, 8056968, 9064089, 12085452, 18128178, 24170904, 36256356, 72512712]

約数ペア:

[(1, 72512712), (2, 36256356), (3, 24170904), (4, 18128178), (6, 12085452), (8, 9064089), (9, 8056968), (12, 6042726), (18, 4028484), (24, 3021363), (27, 2685656), (36, 2014242), (54, 1342828), (72, 1007121), (108, 671414), (216, 335707), (389, 186408), (778, 93204), (863, 84024), (1167, 62136), (1556, 46602), (1726, 42012), (2334, 31068), (2589, 28008), (3112, 23301), (3452, 21006), (3501, 20712), (4668, 15534), (5178, 14004), (6904, 10503), (7002, 10356), (7767, 9336)]