71721120

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{149419}}^1$

素因数の和:149437

約数の個数: 48

約数和(自身を含む): 225923040

約数和(自身を除く): 154201920

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, 149419, 298838, 448257, 597676, 747095, 896514, 1195352, 1494190, 1793028, 2241285, 2390704, 2988380, 3586056, 4482570, 4781408, 5976760, 7172112, 8965140, 11953520, 14344224, 17930280, 23907040, 35860560, 71721120]

約数ペア:

[(1, 71721120), (2, 35860560), (3, 23907040), (4, 17930280), (5, 14344224), (6, 11953520), (8, 8965140), (10, 7172112), (12, 5976760), (15, 4781408), (16, 4482570), (20, 3586056), (24, 2988380), (30, 2390704), (32, 2241285), (40, 1793028), (48, 1494190), (60, 1195352), (80, 896514), (96, 747095), (120, 597676), (160, 448257), (240, 298838), (480, 149419)]