247702680

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{688063}}^1$

素因数の和:688080

約数の個数: 48

約数和(自身を含む): 805034880

約数和(自身を除く): 557332200

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 120, 180, 360, 688063, 1376126, 2064189, 2752252, 3440315, 4128378, 5504504, 6192567, 6880630, 8256756, 10320945, 12385134, 13761260, 16513512, 20641890, 24770268, 27522520, 30962835, 41283780, 49540536, 61925670, 82567560, 123851340, 247702680]

約数ペア:

[(1, 247702680), (2, 123851340), (3, 82567560), (4, 61925670), (5, 49540536), (6, 41283780), (8, 30962835), (9, 27522520), (10, 24770268), (12, 20641890), (15, 16513512), (18, 13761260), (20, 12385134), (24, 10320945), (30, 8256756), (36, 6880630), (40, 6192567), (45, 5504504), (60, 4128378), (72, 3440315), (90, 2752252), (120, 2064189), (180, 1376126), (360, 688063)]