61709640

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{514247}}^1$

素因数の和:514261

約数の個数: 32

約数和(自身を含む): 185129280

約数和(自身を除く): 123419640

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 514247, 1028494, 1542741, 2056988, 2571235, 3085482, 4113976, 5142470, 6170964, 7713705, 10284940, 12341928, 15427410, 20569880, 30854820, 61709640]

約数ペア:

[(1, 61709640), (2, 30854820), (3, 20569880), (4, 15427410), (5, 12341928), (6, 10284940), (8, 7713705), (10, 6170964), (12, 5142470), (15, 4113976), (20, 3085482), (24, 2571235), (30, 2056988), (40, 1542741), (60, 1028494), (120, 514247)]