280611360

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{194869}}^1$

素因数の和:194890

約数の個数: 72

約数和(自身を含む): 957591180

約数和(自身を除く): 676979820

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 72, 80, 90, 96, 120, 144, 160, 180, 240, 288, 360, 480, 720, 1440, 194869, 389738, 584607, 779476, 974345, 1169214, 1558952, 1753821, 1948690, 2338428, 2923035, 3117904, 3507642, 3897380, 4676856, 5846070, 6235808, 7015284, 7794760, 8769105, 9353712, 11692140, 14030568, 15589520, 17538210, 18707424, 23384280, 28061136, 31179040, 35076420, 46768560, 56122272, 70152840, 93537120, 140305680, 280611360]

約数ペア:

[(1, 280611360), (2, 140305680), (3, 93537120), (4, 70152840), (5, 56122272), (6, 46768560), (8, 35076420), (9, 31179040), (10, 28061136), (12, 23384280), (15, 18707424), (16, 17538210), (18, 15589520), (20, 14030568), (24, 11692140), (30, 9353712), (32, 8769105), (36, 7794760), (40, 7015284), (45, 6235808), (48, 5846070), (60, 4676856), (72, 3897380), (80, 3507642), (90, 3117904), (96, 2923035), (120, 2338428), (144, 1948690), (160, 1753821), (180, 1558952), (240, 1169214), (288, 974345), (360, 779476), (480, 584607), (720, 389738), (1440, 194869)]