261660480

素因数分解:

$2^6\times 3^1\times 5^1\times {\mathrm{272563}}^1$

素因数の和:272583

約数の個数: 56

約数和(自身を含む): 830775072

約数和(自身を除く): 569114592

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 120, 160, 192, 240, 320, 480, 960, 272563, 545126, 817689, 1090252, 1362815, 1635378, 2180504, 2725630, 3270756, 4088445, 4361008, 5451260, 6541512, 8176890, 8722016, 10902520, 13083024, 16353780, 17444032, 21805040, 26166048, 32707560, 43610080, 52332096, 65415120, 87220160, 130830240, 261660480]

約数ペア:

[(1, 261660480), (2, 130830240), (3, 87220160), (4, 65415120), (5, 52332096), (6, 43610080), (8, 32707560), (10, 26166048), (12, 21805040), (15, 17444032), (16, 16353780), (20, 13083024), (24, 10902520), (30, 8722016), (32, 8176890), (40, 6541512), (48, 5451260), (60, 4361008), (64, 4088445), (80, 3270756), (96, 2725630), (120, 2180504), (160, 1635378), (192, 1362815), (240, 1090252), (320, 817689), (480, 545126), (960, 272563)]