77756460

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{647}}^1\times {\mathrm{2003}}^1$

素因数の和:2662

約数の個数: 48

約数和(自身を含む): 218163456

約数和(自身を除く): 140406996

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 647, 1294, 1941, 2003, 2588, 3235, 3882, 4006, 6009, 6470, 7764, 8012, 9705, 10015, 12018, 12940, 19410, 20030, 24036, 30045, 38820, 40060, 60090, 120180, 1295941, 2591882, 3887823, 5183764, 6479705, 7775646, 12959410, 15551292, 19439115, 25918820, 38878230, 77756460]

約数ペア:

[(1, 77756460), (2, 38878230), (3, 25918820), (4, 19439115), (5, 15551292), (6, 12959410), (10, 7775646), (12, 6479705), (15, 5183764), (20, 3887823), (30, 2591882), (60, 1295941), (647, 120180), (1294, 60090), (1941, 40060), (2003, 38820), (2588, 30045), (3235, 24036), (3882, 20030), (4006, 19410), (6009, 12940), (6470, 12018), (7764, 10015), (8012, 9705)]