161517780

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{299107}}^1$

素因数の和:299125

約数の個数: 48

約数和(自身を含む): 502501440

約数和(自身を除く): 340983660

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 90, 108, 135, 180, 270, 540, 299107, 598214, 897321, 1196428, 1495535, 1794642, 2691963, 2991070, 3589284, 4486605, 5383926, 5982140, 8075889, 8973210, 10767852, 13459815, 16151778, 17946420, 26919630, 32303556, 40379445, 53839260, 80758890, 161517780]

約数ペア:

[(1, 161517780), (2, 80758890), (3, 53839260), (4, 40379445), (5, 32303556), (6, 26919630), (9, 17946420), (10, 16151778), (12, 13459815), (15, 10767852), (18, 8973210), (20, 8075889), (27, 5982140), (30, 5383926), (36, 4486605), (45, 3589284), (54, 2991070), (60, 2691963), (90, 1794642), (108, 1495535), (135, 1196428), (180, 897321), (270, 598214), (540, 299107)]