168361875

素因数分解:

$3^3\times 5^4\times {\mathrm{11}}^1\times {\mathrm{907}}^1$

素因数の和:947

約数の個数: 80

約数和(自身を含む): 340391040

約数和(自身を除く): 172029165

約数列:

[1, 3, 5, 9, 11, 15, 25, 27, 33, 45, 55, 75, 99, 125, 135, 165, 225, 275, 297, 375, 495, 625, 675, 825, 907, 1125, 1375, 1485, 1875, 2475, 2721, 3375, 4125, 4535, 5625, 6875, 7425, 8163, 9977, 12375, 13605, 16875, 20625, 22675, 24489, 29931, 37125, 40815, 49885, 61875, 68025, 89793, 113375, 122445, 149655, 185625, 204075, 249425, 269379, 340125, 448965, 566875, 612225, 748275, 1020375, 1247125, 1346895, 1700625, 2244825, 3061125, 3741375, 5101875, 6235625, 6734475, 11224125, 15305625, 18706875, 33672375, 56120625, 168361875]

約数ペア:

[(1, 168361875), (3, 56120625), (5, 33672375), (9, 18706875), (11, 15305625), (15, 11224125), (25, 6734475), (27, 6235625), (33, 5101875), (45, 3741375), (55, 3061125), (75, 2244825), (99, 1700625), (125, 1346895), (135, 1247125), (165, 1020375), (225, 748275), (275, 612225), (297, 566875), (375, 448965), (495, 340125), (625, 269379), (675, 249425), (825, 204075), (907, 185625), (1125, 149655), (1375, 122445), (1485, 113375), (1875, 89793), (2475, 68025), (2721, 61875), (3375, 49885), (4125, 40815), (4535, 37125), (5625, 29931), (6875, 24489), (7425, 22675), (8163, 20625), (9977, 16875), (12375, 13605)]