189985680

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{263869}}^1$

素因数の和:263888

約数の個数: 60

約数和(自身を含む): 638037660

約数和(自身を除く): 448051980

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, 263869, 527738, 791607, 1055476, 1319345, 1583214, 2110952, 2374821, 2638690, 3166428, 3958035, 4221904, 4749642, 5277380, 6332856, 7916070, 9499284, 10554760, 11874105, 12665712, 15832140, 18998568, 21109520, 23748210, 31664280, 37997136, 47496420, 63328560, 94992840, 189985680]

約数ペア:

[(1, 189985680), (2, 94992840), (3, 63328560), (4, 47496420), (5, 37997136), (6, 31664280), (8, 23748210), (9, 21109520), (10, 18998568), (12, 15832140), (15, 12665712), (16, 11874105), (18, 10554760), (20, 9499284), (24, 7916070), (30, 6332856), (36, 5277380), (40, 4749642), (45, 4221904), (48, 3958035), (60, 3166428), (72, 2638690), (80, 2374821), (90, 2110952), (120, 1583214), (144, 1319345), (180, 1055476), (240, 791607), (360, 527738), (720, 263869)]