1285402580

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{179}}^1\times {\mathrm{4663}}^1$

素因数の和:4869

約数の個数: 96

約数和(自身を含む): 3384944640

約数和(自身を除く): 2099542060

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 35, 44, 55, 70, 77, 110, 140, 154, 179, 220, 308, 358, 385, 716, 770, 895, 1253, 1540, 1790, 1969, 2506, 3580, 3938, 4663, 5012, 6265, 7876, 9326, 9845, 12530, 13783, 18652, 19690, 23315, 25060, 27566, 32641, 39380, 46630, 51293, 55132, 65282, 68915, 93260, 102586, 130564, 137830, 163205, 205172, 256465, 275660, 326410, 359051, 512930, 652820, 718102, 834677, 1025860, 1436204, 1669354, 1795255, 3338708, 3590510, 4173385, 5842739, 7181020, 8346770, 9181447, 11685478, 16693540, 18362894, 23370956, 29213695, 36725788, 45907235, 58427390, 64270129, 91814470, 116854780, 128540258, 183628940, 257080516, 321350645, 642701290, 1285402580]

約数ペア:

[(1, 1285402580), (2, 642701290), (4, 321350645), (5, 257080516), (7, 183628940), (10, 128540258), (11, 116854780), (14, 91814470), (20, 64270129), (22, 58427390), (28, 45907235), (35, 36725788), (44, 29213695), (55, 23370956), (70, 18362894), (77, 16693540), (110, 11685478), (140, 9181447), (154, 8346770), (179, 7181020), (220, 5842739), (308, 4173385), (358, 3590510), (385, 3338708), (716, 1795255), (770, 1669354), (895, 1436204), (1253, 1025860), (1540, 834677), (1790, 718102), (1969, 652820), (2506, 512930), (3580, 359051), (3938, 326410), (4663, 275660), (5012, 256465), (6265, 205172), (7876, 163205), (9326, 137830), (9845, 130564), (12530, 102586), (13783, 93260), (18652, 68915), (19690, 65282), (23315, 55132), (25060, 51293), (27566, 46630), (32641, 39380)]