1978320

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{8243}}^1$

素因数の和:8259

約数の個数: 40

約数和(自身を含む): 6133536

約数和(自身を除く): 4155216

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 8243, 16486, 24729, 32972, 41215, 49458, 65944, 82430, 98916, 123645, 131888, 164860, 197832, 247290, 329720, 395664, 494580, 659440, 989160, 1978320]

約数ペア:

[(1, 1978320), (2, 989160), (3, 659440), (4, 494580), (5, 395664), (6, 329720), (8, 247290), (10, 197832), (12, 164860), (15, 131888), (16, 123645), (20, 98916), (24, 82430), (30, 65944), (40, 49458), (48, 41215), (60, 32972), (80, 24729), (120, 16486), (240, 8243)]