208994800

素因数分解:

$2^4\times 5^2\times 7^2\times {\mathrm{10663}}^1$

素因数の和:10695

約数の個数: 90

約数和(自身を含む): 584141928

約数和(自身を除く): 375147128

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, 10663, 19600, 21326, 42652, 53315, 74641, 85304, 106630, 149282, 170608, 213260, 266575, 298564, 373205, 426520, 522487, 533150, 597128, 746410, 853040, 1044974, 1066300, 1194256, 1492820, 1866025, 2089948, 2132600, 2612435, 2985640, 3732050, 4179896, 4265200, 5224870, 5971280, 7464100, 8359792, 10449740, 13062175, 14928200, 20899480, 26124350, 29856400, 41798960, 52248700, 104497400, 208994800]

約数ペア:

[(1, 208994800), (2, 104497400), (4, 52248700), (5, 41798960), (7, 29856400), (8, 26124350), (10, 20899480), (14, 14928200), (16, 13062175), (20, 10449740), (25, 8359792), (28, 7464100), (35, 5971280), (40, 5224870), (49, 4265200), (50, 4179896), (56, 3732050), (70, 2985640), (80, 2612435), (98, 2132600), (100, 2089948), (112, 1866025), (140, 1492820), (175, 1194256), (196, 1066300), (200, 1044974), (245, 853040), (280, 746410), (350, 597128), (392, 533150), (400, 522487), (490, 426520), (560, 373205), (700, 298564), (784, 266575), (980, 213260), (1225, 170608), (1400, 149282), (1960, 106630), (2450, 85304), (2800, 74641), (3920, 53315), (4900, 42652), (9800, 21326), (10663, 19600)]