77982120

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{216617}}^1$

素因数の和:216634

約数の個数: 48

約数和(自身を含む): 253443060

約数和(自身を除く): 175460940

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, 216617, 433234, 649851, 866468, 1083085, 1299702, 1732936, 1949553, 2166170, 2599404, 3249255, 3899106, 4332340, 5198808, 6498510, 7798212, 8664680, 9747765, 12997020, 15596424, 19495530, 25994040, 38991060, 77982120]

約数ペア:

[(1, 77982120), (2, 38991060), (3, 25994040), (4, 19495530), (5, 15596424), (6, 12997020), (8, 9747765), (9, 8664680), (10, 7798212), (12, 6498510), (15, 5198808), (18, 4332340), (20, 3899106), (24, 3249255), (30, 2599404), (36, 2166170), (40, 1949553), (45, 1732936), (60, 1299702), (72, 1083085), (90, 866468), (120, 649851), (180, 433234), (360, 216617)]