81225120

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{169219}}^1$

素因数の和:169237

約数の個数: 48

約数和(自身を含む): 255860640

約数和(自身を除く): 174635520

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 80, 96, 120, 160, 240, 480, 169219, 338438, 507657, 676876, 846095, 1015314, 1353752, 1692190, 2030628, 2538285, 2707504, 3384380, 4061256, 5076570, 5415008, 6768760, 8122512, 10153140, 13537520, 16245024, 20306280, 27075040, 40612560, 81225120]

約数ペア:

[(1, 81225120), (2, 40612560), (3, 27075040), (4, 20306280), (5, 16245024), (6, 13537520), (8, 10153140), (10, 8122512), (12, 6768760), (15, 5415008), (16, 5076570), (20, 4061256), (24, 3384380), (30, 2707504), (32, 2538285), (40, 2030628), (48, 1692190), (60, 1353752), (80, 1015314), (96, 846095), (120, 676876), (160, 507657), (240, 338438), (480, 169219)]