220950800

素因数分解:

$2^4\times 5^2\times 7^2\times {\mathrm{11273}}^1$

素因数の和:11305

約数の個数: 90

約数和(自身を含む): 617555898

約数和(自身を除く): 396605098

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 25, 28, 35, 40, 49, 50, 56, 70, 80, 98, 100, 112, 140, 175, 196, 200, 245, 280, 350, 392, 400, 490, 560, 700, 784, 980, 1225, 1400, 1960, 2450, 2800, 3920, 4900, 9800, 11273, 19600, 22546, 45092, 56365, 78911, 90184, 112730, 157822, 180368, 225460, 281825, 315644, 394555, 450920, 552377, 563650, 631288, 789110, 901840, 1104754, 1127300, 1262576, 1578220, 1972775, 2209508, 2254600, 2761885, 3156440, 3945550, 4419016, 4509200, 5523770, 6312880, 7891100, 8838032, 11047540, 13809425, 15782200, 22095080, 27618850, 31564400, 44190160, 55237700, 110475400, 220950800]

約数ペア:

[(1, 220950800), (2, 110475400), (4, 55237700), (5, 44190160), (7, 31564400), (8, 27618850), (10, 22095080), (14, 15782200), (16, 13809425), (20, 11047540), (25, 8838032), (28, 7891100), (35, 6312880), (40, 5523770), (49, 4509200), (50, 4419016), (56, 3945550), (70, 3156440), (80, 2761885), (98, 2254600), (100, 2209508), (112, 1972775), (140, 1578220), (175, 1262576), (196, 1127300), (200, 1104754), (245, 901840), (280, 789110), (350, 631288), (392, 563650), (400, 552377), (490, 450920), (560, 394555), (700, 315644), (784, 281825), (980, 225460), (1225, 180368), (1400, 157822), (1960, 112730), (2450, 90184), (2800, 78911), (3920, 56365), (4900, 45092), (9800, 22546), (11273, 19600)]