400768920

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{197}}^1\times {\mathrm{5651}}^1$

素因数の和:5865

約数の個数: 96

約数和(自身を含む): 1309342320

約数和(自身を除く): 908573400

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 120, 180, 197, 360, 394, 591, 788, 985, 1182, 1576, 1773, 1970, 2364, 2955, 3546, 3940, 4728, 5651, 5910, 7092, 7880, 8865, 11302, 11820, 14184, 16953, 17730, 22604, 23640, 28255, 33906, 35460, 45208, 50859, 56510, 67812, 70920, 84765, 101718, 113020, 135624, 169530, 203436, 226040, 254295, 339060, 406872, 508590, 678120, 1017180, 1113247, 2034360, 2226494, 3339741, 4452988, 5566235, 6679482, 8905976, 10019223, 11132470, 13358964, 16698705, 20038446, 22264940, 26717928, 33397410, 40076892, 44529880, 50096115, 66794820, 80153784, 100192230, 133589640, 200384460, 400768920]

約数ペア:

[(1, 400768920), (2, 200384460), (3, 133589640), (4, 100192230), (5, 80153784), (6, 66794820), (8, 50096115), (9, 44529880), (10, 40076892), (12, 33397410), (15, 26717928), (18, 22264940), (20, 20038446), (24, 16698705), (30, 13358964), (36, 11132470), (40, 10019223), (45, 8905976), (60, 6679482), (72, 5566235), (90, 4452988), (120, 3339741), (180, 2226494), (197, 2034360), (360, 1113247), (394, 1017180), (591, 678120), (788, 508590), (985, 406872), (1182, 339060), (1576, 254295), (1773, 226040), (1970, 203436), (2364, 169530), (2955, 135624), (3546, 113020), (3940, 101718), (4728, 84765), (5651, 70920), (5910, 67812), (7092, 56510), (7880, 50859), (8865, 45208), (11302, 35460), (11820, 33906), (14184, 28255), (16953, 23640), (17730, 22604)]