72975816

素因数分解:

$2^3\times 3^7\times {\mathrm{43}}^1\times {\mathrm{97}}^1$

素因数の和:167

約数の個数: 128

約数和(自身を含む): 212150400

約数和(自身を除く): 139174584

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 36, 43, 54, 72, 81, 86, 97, 108, 129, 162, 172, 194, 216, 243, 258, 291, 324, 344, 387, 388, 486, 516, 582, 648, 729, 774, 776, 873, 972, 1032, 1161, 1164, 1458, 1548, 1746, 1944, 2187, 2322, 2328, 2619, 2916, 3096, 3483, 3492, 4171, 4374, 4644, 5238, 5832, 6966, 6984, 7857, 8342, 8748, 9288, 10449, 10476, 12513, 13932, 15714, 16684, 17496, 20898, 20952, 23571, 25026, 27864, 31347, 31428, 33368, 37539, 41796, 47142, 50052, 62694, 62856, 70713, 75078, 83592, 94041, 94284, 100104, 112617, 125388, 141426, 150156, 188082, 188568, 212139, 225234, 250776, 282852, 300312, 337851, 376164, 424278, 450468, 565704, 675702, 752328, 848556, 900936, 1013553, 1351404, 1697112, 2027106, 2702808, 3040659, 4054212, 6081318, 8108424, 9121977, 12162636, 18243954, 24325272, 36487908, 72975816]

約数ペア:

[(1, 72975816), (2, 36487908), (3, 24325272), (4, 18243954), (6, 12162636), (8, 9121977), (9, 8108424), (12, 6081318), (18, 4054212), (24, 3040659), (27, 2702808), (36, 2027106), (43, 1697112), (54, 1351404), (72, 1013553), (81, 900936), (86, 848556), (97, 752328), (108, 675702), (129, 565704), (162, 450468), (172, 424278), (194, 376164), (216, 337851), (243, 300312), (258, 282852), (291, 250776), (324, 225234), (344, 212139), (387, 188568), (388, 188082), (486, 150156), (516, 141426), (582, 125388), (648, 112617), (729, 100104), (774, 94284), (776, 94041), (873, 83592), (972, 75078), (1032, 70713), (1161, 62856), (1164, 62694), (1458, 50052), (1548, 47142), (1746, 41796), (1944, 37539), (2187, 33368), (2322, 31428), (2328, 31347), (2619, 27864), (2916, 25026), (3096, 23571), (3483, 20952), (3492, 20898), (4171, 17496), (4374, 16684), (4644, 15714), (5238, 13932), (5832, 12513), (6966, 10476), (6984, 10449), (7857, 9288), (8342, 8748)]