30722520

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{256021}}^1$

素因数の和:256035

約数の個数: 32

約数和(自身を含む): 92167920

約数和(自身を除く): 61445400

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 256021, 512042, 768063, 1024084, 1280105, 1536126, 2048168, 2560210, 3072252, 3840315, 5120420, 6144504, 7680630, 10240840, 15361260, 30722520]

約数ペア:

[(1, 30722520), (2, 15361260), (3, 10240840), (4, 7680630), (5, 6144504), (6, 5120420), (8, 3840315), (10, 3072252), (12, 2560210), (15, 2048168), (20, 1536126), (24, 1280105), (30, 1024084), (40, 768063), (60, 512042), (120, 256021)]