189461520

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{271}}^1\times {\mathrm{971}}^1$

素因数の和:1261

約数の個数: 120

約数和(自身を含む): 639280512

約数和(自身を除く): 449818992

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 72, 80, 90, 120, 144, 180, 240, 271, 360, 542, 720, 813, 971, 1084, 1355, 1626, 1942, 2168, 2439, 2710, 2913, 3252, 3884, 4065, 4336, 4855, 4878, 5420, 5826, 6504, 7768, 8130, 8739, 9710, 9756, 10840, 11652, 12195, 13008, 14565, 15536, 16260, 17478, 19420, 19512, 21680, 23304, 24390, 29130, 32520, 34956, 38840, 39024, 43695, 46608, 48780, 58260, 65040, 69912, 77680, 87390, 97560, 116520, 139824, 174780, 195120, 233040, 263141, 349560, 526282, 699120, 789423, 1052564, 1315705, 1578846, 2105128, 2368269, 2631410, 3157692, 3947115, 4210256, 4736538, 5262820, 6315384, 7894230, 9473076, 10525640, 11841345, 12630768, 15788460, 18946152, 21051280, 23682690, 31576920, 37892304, 47365380, 63153840, 94730760, 189461520]

約数ペア:

[(1, 189461520), (2, 94730760), (3, 63153840), (4, 47365380), (5, 37892304), (6, 31576920), (8, 23682690), (9, 21051280), (10, 18946152), (12, 15788460), (15, 12630768), (16, 11841345), (18, 10525640), (20, 9473076), (24, 7894230), (30, 6315384), (36, 5262820), (40, 4736538), (45, 4210256), (48, 3947115), (60, 3157692), (72, 2631410), (80, 2368269), (90, 2105128), (120, 1578846), (144, 1315705), (180, 1052564), (240, 789423), (271, 699120), (360, 526282), (542, 349560), (720, 263141), (813, 233040), (971, 195120), (1084, 174780), (1355, 139824), (1626, 116520), (1942, 97560), (2168, 87390), (2439, 77680), (2710, 69912), (2913, 65040), (3252, 58260), (3884, 48780), (4065, 46608), (4336, 43695), (4855, 39024), (4878, 38840), (5420, 34956), (5826, 32520), (6504, 29130), (7768, 24390), (8130, 23304), (8739, 21680), (9710, 19512), (9756, 19420), (10840, 17478), (11652, 16260), (12195, 15536), (13008, 14565)]