68126580

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{461}}^1\times {\mathrm{821}}^1$

素因数の和:1297

約数の個数: 72

約数和(自身を含む): 207351144

約数和(自身を除く): 139224564

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 461, 821, 922, 1383, 1642, 1844, 2305, 2463, 2766, 3284, 4105, 4149, 4610, 4926, 5532, 6915, 7389, 8210, 8298, 9220, 9852, 12315, 13830, 14778, 16420, 16596, 20745, 24630, 27660, 29556, 36945, 41490, 49260, 73890, 82980, 147780, 378481, 756962, 1135443, 1513924, 1892405, 2270886, 3406329, 3784810, 4541772, 5677215, 6812658, 7569620, 11354430, 13625316, 17031645, 22708860, 34063290, 68126580]

約数ペア:

[(1, 68126580), (2, 34063290), (3, 22708860), (4, 17031645), (5, 13625316), (6, 11354430), (9, 7569620), (10, 6812658), (12, 5677215), (15, 4541772), (18, 3784810), (20, 3406329), (30, 2270886), (36, 1892405), (45, 1513924), (60, 1135443), (90, 756962), (180, 378481), (461, 147780), (821, 82980), (922, 73890), (1383, 49260), (1642, 41490), (1844, 36945), (2305, 29556), (2463, 27660), (2766, 24630), (3284, 20745), (4105, 16596), (4149, 16420), (4610, 14778), (4926, 13830), (5532, 12315), (6915, 9852), (7389, 9220), (8210, 8298)]