30871560

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{257263}}^1$

素因数の和:257277

約数の個数: 32

約数和(自身を含む): 92615040

約数和(自身を除く): 61743480

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 257263, 514526, 771789, 1029052, 1286315, 1543578, 2058104, 2572630, 3087156, 3858945, 5145260, 6174312, 7717890, 10290520, 15435780, 30871560]

約数ペア:

[(1, 30871560), (2, 15435780), (3, 10290520), (4, 7717890), (5, 6174312), (6, 5145260), (8, 3858945), (10, 3087156), (12, 2572630), (15, 2058104), (20, 1543578), (24, 1286315), (30, 1029052), (40, 771789), (60, 514526), (120, 257263)]