177808260

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{197}}^1\times {\mathrm{307}}^1$

素因数の和:530

約数の個数: 144

約数和(自身を含む): 583982784

約数和(自身を除く): 406174524

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 49, 60, 70, 84, 98, 105, 140, 147, 196, 197, 210, 245, 294, 307, 394, 420, 490, 588, 591, 614, 735, 788, 921, 980, 985, 1182, 1228, 1379, 1470, 1535, 1842, 1970, 2149, 2364, 2758, 2940, 2955, 3070, 3684, 3940, 4137, 4298, 4605, 5516, 5910, 6140, 6447, 6895, 8274, 8596, 9210, 9653, 10745, 11820, 12894, 13790, 15043, 16548, 18420, 19306, 20685, 21490, 25788, 27580, 28959, 30086, 32235, 38612, 41370, 42980, 45129, 48265, 57918, 60172, 60479, 64470, 75215, 82740, 90258, 96530, 115836, 120958, 128940, 144795, 150430, 180516, 181437, 193060, 225645, 241916, 289590, 300860, 302395, 362874, 423353, 451290, 579180, 604790, 725748, 846706, 902580, 907185, 1209580, 1270059, 1693412, 1814370, 2116765, 2540118, 2963471, 3628740, 4233530, 5080236, 5926942, 6350295, 8467060, 8890413, 11853884, 12700590, 14817355, 17780826, 25401180, 29634710, 35561652, 44452065, 59269420, 88904130, 177808260]

約数ペア:

[(1, 177808260), (2, 88904130), (3, 59269420), (4, 44452065), (5, 35561652), (6, 29634710), (7, 25401180), (10, 17780826), (12, 14817355), (14, 12700590), (15, 11853884), (20, 8890413), (21, 8467060), (28, 6350295), (30, 5926942), (35, 5080236), (42, 4233530), (49, 3628740), (60, 2963471), (70, 2540118), (84, 2116765), (98, 1814370), (105, 1693412), (140, 1270059), (147, 1209580), (196, 907185), (197, 902580), (210, 846706), (245, 725748), (294, 604790), (307, 579180), (394, 451290), (420, 423353), (490, 362874), (588, 302395), (591, 300860), (614, 289590), (735, 241916), (788, 225645), (921, 193060), (980, 181437), (985, 180516), (1182, 150430), (1228, 144795), (1379, 128940), (1470, 120958), (1535, 115836), (1842, 96530), (1970, 90258), (2149, 82740), (2364, 75215), (2758, 64470), (2940, 60479), (2955, 60172), (3070, 57918), (3684, 48265), (3940, 45129), (4137, 42980), (4298, 41370), (4605, 38612), (5516, 32235), (5910, 30086), (6140, 28959), (6447, 27580), (6895, 25788), (8274, 21490), (8596, 20685), (9210, 19306), (9653, 18420), (10745, 16548), (11820, 15043), (12894, 13790)]