247842700

素因数分解:

$2^2\times 5^2\times 7^1\times {\mathrm{29}}^2\times {\mathrm{421}}^1$

素因数の和:500

約数の個数: 108

約数和(自身を含む): 638087632

約数和(自身を除く): 390244932

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 25, 28, 29, 35, 50, 58, 70, 100, 116, 140, 145, 175, 203, 290, 350, 406, 421, 580, 700, 725, 812, 841, 842, 1015, 1450, 1682, 1684, 2030, 2105, 2900, 2947, 3364, 4060, 4205, 4210, 5075, 5887, 5894, 8410, 8420, 10150, 10525, 11774, 11788, 12209, 14735, 16820, 20300, 21025, 21050, 23548, 24418, 29435, 29470, 42050, 42100, 48836, 58870, 58940, 61045, 73675, 84100, 85463, 117740, 122090, 147175, 147350, 170926, 244180, 294350, 294700, 305225, 341852, 354061, 427315, 588700, 610450, 708122, 854630, 1220900, 1416244, 1709260, 1770305, 2136575, 2478427, 3540610, 4273150, 4956854, 7081220, 8546300, 8851525, 9913708, 12392135, 17703050, 24784270, 35406100, 49568540, 61960675, 123921350, 247842700]

約数ペア:

[(1, 247842700), (2, 123921350), (4, 61960675), (5, 49568540), (7, 35406100), (10, 24784270), (14, 17703050), (20, 12392135), (25, 9913708), (28, 8851525), (29, 8546300), (35, 7081220), (50, 4956854), (58, 4273150), (70, 3540610), (100, 2478427), (116, 2136575), (140, 1770305), (145, 1709260), (175, 1416244), (203, 1220900), (290, 854630), (350, 708122), (406, 610450), (421, 588700), (580, 427315), (700, 354061), (725, 341852), (812, 305225), (841, 294700), (842, 294350), (1015, 244180), (1450, 170926), (1682, 147350), (1684, 147175), (2030, 122090), (2105, 117740), (2900, 85463), (2947, 84100), (3364, 73675), (4060, 61045), (4205, 58940), (4210, 58870), (5075, 48836), (5887, 42100), (5894, 42050), (8410, 29470), (8420, 29435), (10150, 24418), (10525, 23548), (11774, 21050), (11788, 21025), (12209, 20300), (14735, 16820)]