188257140

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{197}}^1\times {\mathrm{5309}}^1$

素因数の和:5521

約数の個数: 72

約数和(自身を含む): 574053480

約数和(自身を除く): 385796340

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 197, 394, 591, 788, 985, 1182, 1773, 1970, 2364, 2955, 3546, 3940, 5309, 5910, 7092, 8865, 10618, 11820, 15927, 17730, 21236, 26545, 31854, 35460, 47781, 53090, 63708, 79635, 95562, 106180, 159270, 191124, 238905, 318540, 477810, 955620, 1045873, 2091746, 3137619, 4183492, 5229365, 6275238, 9412857, 10458730, 12550476, 15688095, 18825714, 20917460, 31376190, 37651428, 47064285, 62752380, 94128570, 188257140]

約数ペア:

[(1, 188257140), (2, 94128570), (3, 62752380), (4, 47064285), (5, 37651428), (6, 31376190), (9, 20917460), (10, 18825714), (12, 15688095), (15, 12550476), (18, 10458730), (20, 9412857), (30, 6275238), (36, 5229365), (45, 4183492), (60, 3137619), (90, 2091746), (180, 1045873), (197, 955620), (394, 477810), (591, 318540), (788, 238905), (985, 191124), (1182, 159270), (1773, 106180), (1970, 95562), (2364, 79635), (2955, 63708), (3546, 53090), (3940, 47781), (5309, 35460), (5910, 31854), (7092, 26545), (8865, 21236), (10618, 17730), (11820, 15927)]