81318168

素因数分解:

$2^3\times 3^4\times {\mathrm{67}}^1\times {\mathrm{1873}}^1$

素因数の和:1958

約数の個数: 80

約数和(自身を含む): 231289080

約数和(自身を除く): 149970912

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 36, 54, 67, 72, 81, 108, 134, 162, 201, 216, 268, 324, 402, 536, 603, 648, 804, 1206, 1608, 1809, 1873, 2412, 3618, 3746, 4824, 5427, 5619, 7236, 7492, 10854, 11238, 14472, 14984, 16857, 21708, 22476, 33714, 43416, 44952, 50571, 67428, 101142, 125491, 134856, 151713, 202284, 250982, 303426, 376473, 404568, 501964, 606852, 752946, 1003928, 1129419, 1213704, 1505892, 2258838, 3011784, 3388257, 4517676, 6776514, 9035352, 10164771, 13553028, 20329542, 27106056, 40659084, 81318168]

約数ペア:

[(1, 81318168), (2, 40659084), (3, 27106056), (4, 20329542), (6, 13553028), (8, 10164771), (9, 9035352), (12, 6776514), (18, 4517676), (24, 3388257), (27, 3011784), (36, 2258838), (54, 1505892), (67, 1213704), (72, 1129419), (81, 1003928), (108, 752946), (134, 606852), (162, 501964), (201, 404568), (216, 376473), (268, 303426), (324, 250982), (402, 202284), (536, 151713), (603, 134856), (648, 125491), (804, 101142), (1206, 67428), (1608, 50571), (1809, 44952), (1873, 43416), (2412, 33714), (3618, 22476), (3746, 21708), (4824, 16857), (5427, 14984), (5619, 14472), (7236, 11238), (7492, 10854)]