205592240

素因数分解:

$2^4\times 5^1\times 7^2\times {\mathrm{179}}^1\times {\mathrm{293}}^1$

素因数の和:499

約数の個数: 120

約数和(自身を含む): 561057840

約数和(自身を除く): 355465600

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 49, 56, 70, 80, 98, 112, 140, 179, 196, 245, 280, 293, 358, 392, 490, 560, 586, 716, 784, 895, 980, 1172, 1253, 1432, 1465, 1790, 1960, 2051, 2344, 2506, 2864, 2930, 3580, 3920, 4102, 4688, 5012, 5860, 6265, 7160, 8204, 8771, 10024, 10255, 11720, 12530, 14320, 14357, 16408, 17542, 20048, 20510, 23440, 25060, 28714, 32816, 35084, 41020, 43855, 50120, 52447, 57428, 70168, 71785, 82040, 87710, 100240, 104894, 114856, 140336, 143570, 164080, 175420, 209788, 229712, 262235, 287140, 350840, 367129, 419576, 524470, 574280, 701680, 734258, 839152, 1048940, 1148560, 1468516, 1835645, 2097880, 2569903, 2937032, 3671290, 4195760, 5139806, 5874064, 7342580, 10279612, 12849515, 14685160, 20559224, 25699030, 29370320, 41118448, 51398060, 102796120, 205592240]

約数ペア:

[(1, 205592240), (2, 102796120), (4, 51398060), (5, 41118448), (7, 29370320), (8, 25699030), (10, 20559224), (14, 14685160), (16, 12849515), (20, 10279612), (28, 7342580), (35, 5874064), (40, 5139806), (49, 4195760), (56, 3671290), (70, 2937032), (80, 2569903), (98, 2097880), (112, 1835645), (140, 1468516), (179, 1148560), (196, 1048940), (245, 839152), (280, 734258), (293, 701680), (358, 574280), (392, 524470), (490, 419576), (560, 367129), (586, 350840), (716, 287140), (784, 262235), (895, 229712), (980, 209788), (1172, 175420), (1253, 164080), (1432, 143570), (1465, 140336), (1790, 114856), (1960, 104894), (2051, 100240), (2344, 87710), (2506, 82040), (2864, 71785), (2930, 70168), (3580, 57428), (3920, 52447), (4102, 50120), (4688, 43855), (5012, 41020), (5860, 35084), (6265, 32816), (7160, 28714), (8204, 25060), (8771, 23440), (10024, 20510), (10255, 20048), (11720, 17542), (12530, 16408), (14320, 14357)]