680036805

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{29}}^2\times {\mathrm{151}}^1$

素因数の和:244

約数の個数: 144

約数和(自身を含む): 1487026944

約数和(自身を除く): 806990139

約数列:

[1, 3, 5, 7, 9, 15, 17, 21, 29, 35, 45, 51, 63, 85, 87, 105, 119, 145, 151, 153, 203, 255, 261, 315, 357, 435, 453, 493, 595, 609, 755, 765, 841, 1015, 1057, 1071, 1305, 1359, 1479, 1785, 1827, 2265, 2465, 2523, 2567, 3045, 3171, 3451, 4205, 4379, 4437, 5285, 5355, 5887, 6795, 7395, 7569, 7701, 9135, 9513, 10353, 12615, 12835, 13137, 14297, 15855, 17255, 17661, 17969, 21895, 22185, 23103, 29435, 30653, 31059, 37845, 38505, 39411, 42891, 47565, 51765, 52983, 53907, 65685, 71485, 74443, 88305, 89845, 91959, 100079, 115515, 126991, 128673, 153265, 155295, 161721, 197055, 214455, 223329, 264915, 269535, 275877, 300237, 372215, 380973, 459795, 500395, 521101, 634955, 643365, 669987, 808605, 888937, 900711, 1116645, 1142919, 1379385, 1501185, 1563303, 1904865, 2158847, 2605505, 2666811, 3349935, 4444685, 4503555, 4689909, 5714595, 6476541, 7816515, 8000433, 10794235, 13334055, 15111929, 19429623, 23449545, 32382705, 40002165, 45335787, 75559645, 97148115, 136007361, 226678935, 680036805]

約数ペア:

[(1, 680036805), (3, 226678935), (5, 136007361), (7, 97148115), (9, 75559645), (15, 45335787), (17, 40002165), (21, 32382705), (29, 23449545), (35, 19429623), (45, 15111929), (51, 13334055), (63, 10794235), (85, 8000433), (87, 7816515), (105, 6476541), (119, 5714595), (145, 4689909), (151, 4503555), (153, 4444685), (203, 3349935), (255, 2666811), (261, 2605505), (315, 2158847), (357, 1904865), (435, 1563303), (453, 1501185), (493, 1379385), (595, 1142919), (609, 1116645), (755, 900711), (765, 888937), (841, 808605), (1015, 669987), (1057, 643365), (1071, 634955), (1305, 521101), (1359, 500395), (1479, 459795), (1785, 380973), (1827, 372215), (2265, 300237), (2465, 275877), (2523, 269535), (2567, 264915), (3045, 223329), (3171, 214455), (3451, 197055), (4205, 161721), (4379, 155295), (4437, 153265), (5285, 128673), (5355, 126991), (5887, 115515), (6795, 100079), (7395, 91959), (7569, 89845), (7701, 88305), (9135, 74443), (9513, 71485), (10353, 65685), (12615, 53907), (12835, 52983), (13137, 51765), (14297, 47565), (15855, 42891), (17255, 39411), (17661, 38505), (17969, 37845), (21895, 31059), (22185, 30653), (23103, 29435)]