81107220

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{229}}^1\times {\mathrm{5903}}^1$

素因数の和:6144

約数の個数: 48

約数和(自身を含む): 228130560

約数和(自身を除く): 147023340

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 229, 458, 687, 916, 1145, 1374, 2290, 2748, 3435, 4580, 5903, 6870, 11806, 13740, 17709, 23612, 29515, 35418, 59030, 70836, 88545, 118060, 177090, 354180, 1351787, 2703574, 4055361, 5407148, 6758935, 8110722, 13517870, 16221444, 20276805, 27035740, 40553610, 81107220]

約数ペア:

[(1, 81107220), (2, 40553610), (3, 27035740), (4, 20276805), (5, 16221444), (6, 13517870), (10, 8110722), (12, 6758935), (15, 5407148), (20, 4055361), (30, 2703574), (60, 1351787), (229, 354180), (458, 177090), (687, 118060), (916, 88545), (1145, 70836), (1374, 59030), (2290, 35418), (2748, 29515), (3435, 23612), (4580, 17709), (5903, 13740), (6870, 11806)]