219566520

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{609907}}^1$

素因数の和:609924

約数の個数: 48

約数和(自身を含む): 713592360

約数和(自身を除く): 494025840

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, 609907, 1219814, 1829721, 2439628, 3049535, 3659442, 4879256, 5489163, 6099070, 7318884, 9148605, 10978326, 12198140, 14637768, 18297210, 21956652, 24396280, 27445815, 36594420, 43913304, 54891630, 73188840, 109783260, 219566520]

約数ペア:

[(1, 219566520), (2, 109783260), (3, 73188840), (4, 54891630), (5, 43913304), (6, 36594420), (8, 27445815), (9, 24396280), (10, 21956652), (12, 18297210), (15, 14637768), (18, 12198140), (20, 10978326), (24, 9148605), (30, 7318884), (36, 6099070), (40, 5489163), (45, 4879256), (60, 3659442), (72, 3049535), (90, 2439628), (120, 1829721), (180, 1219814), (360, 609907)]