206986680

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{574963}}^1$

素因数の和:574980

約数の個数: 48

約数和(自身を含む): 672707880

約数和(自身を除く): 465721200

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, 574963, 1149926, 1724889, 2299852, 2874815, 3449778, 4599704, 5174667, 5749630, 6899556, 8624445, 10349334, 11499260, 13799112, 17248890, 20698668, 22998520, 25873335, 34497780, 41397336, 51746670, 68995560, 103493340, 206986680]

約数ペア:

[(1, 206986680), (2, 103493340), (3, 68995560), (4, 51746670), (5, 41397336), (6, 34497780), (8, 25873335), (9, 22998520), (10, 20698668), (12, 17248890), (15, 13799112), (18, 11499260), (20, 10349334), (24, 8624445), (30, 6899556), (36, 5749630), (40, 5174667), (45, 4599704), (60, 3449778), (72, 2874815), (90, 2299852), (120, 1724889), (180, 1149926), (360, 574963)]