204745680

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{284369}}^1$

素因数の和:284388

約数の個数: 60

約数和(自身を含む): 687606660

約数和(自身を除く): 482860980

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 72, 80, 90, 120, 144, 180, 240, 360, 720, 284369, 568738, 853107, 1137476, 1421845, 1706214, 2274952, 2559321, 2843690, 3412428, 4265535, 4549904, 5118642, 5687380, 6824856, 8531070, 10237284, 11374760, 12796605, 13649712, 17062140, 20474568, 22749520, 25593210, 34124280, 40949136, 51186420, 68248560, 102372840, 204745680]

約数ペア:

[(1, 204745680), (2, 102372840), (3, 68248560), (4, 51186420), (5, 40949136), (6, 34124280), (8, 25593210), (9, 22749520), (10, 20474568), (12, 17062140), (15, 13649712), (16, 12796605), (18, 11374760), (20, 10237284), (24, 8531070), (30, 6824856), (36, 5687380), (40, 5118642), (45, 4549904), (48, 4265535), (60, 3412428), (72, 2843690), (80, 2559321), (90, 2274952), (120, 1706214), (144, 1421845), (180, 1137476), (240, 853107), (360, 568738), (720, 284369)]