247590240

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{515813}}^1$

素因数の和:515831

約数の個数: 48

約数和(自身を含む): 779910768

約数和(自身を除く): 532320528

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 80, 96, 120, 160, 240, 480, 515813, 1031626, 1547439, 2063252, 2579065, 3094878, 4126504, 5158130, 6189756, 7737195, 8253008, 10316260, 12379512, 15474390, 16506016, 20632520, 24759024, 30948780, 41265040, 49518048, 61897560, 82530080, 123795120, 247590240]

約数ペア:

[(1, 247590240), (2, 123795120), (3, 82530080), (4, 61897560), (5, 49518048), (6, 41265040), (8, 30948780), (10, 24759024), (12, 20632520), (15, 16506016), (16, 15474390), (20, 12379512), (24, 10316260), (30, 8253008), (32, 7737195), (40, 6189756), (48, 5158130), (60, 4126504), (80, 3094878), (96, 2579065), (120, 2063252), (160, 1547439), (240, 1031626), (480, 515813)]