30877680

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{128657}}^1$

素因数の和:128673

約数の個数: 40

約数和(自身を含む): 95721552

約数和(自身を除く): 64843872

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 128657, 257314, 385971, 514628, 643285, 771942, 1029256, 1286570, 1543884, 1929855, 2058512, 2573140, 3087768, 3859710, 5146280, 6175536, 7719420, 10292560, 15438840, 30877680]

約数ペア:

[(1, 30877680), (2, 15438840), (3, 10292560), (4, 7719420), (5, 6175536), (6, 5146280), (8, 3859710), (10, 3087768), (12, 2573140), (15, 2058512), (16, 1929855), (20, 1543884), (24, 1286570), (30, 1029256), (40, 771942), (48, 643285), (60, 514628), (80, 385971), (120, 257314), (240, 128657)]