213196560

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{888319}}^1$

素因数の和:888335

約数の個数: 40

約数和(自身を含む): 660910080

約数和(自身を除く): 447713520

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 888319, 1776638, 2664957, 3553276, 4441595, 5329914, 7106552, 8883190, 10659828, 13324785, 14213104, 17766380, 21319656, 26649570, 35532760, 42639312, 53299140, 71065520, 106598280, 213196560]

約数ペア:

[(1, 213196560), (2, 106598280), (3, 71065520), (4, 53299140), (5, 42639312), (6, 35532760), (8, 26649570), (10, 21319656), (12, 17766380), (15, 14213104), (16, 13324785), (20, 10659828), (24, 8883190), (30, 7106552), (40, 5329914), (48, 4441595), (60, 3553276), (80, 2664957), (120, 1776638), (240, 888319)]