397128120

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{7573}}^1$

素因数の和:7629

約数の個数: 128

約数和(自身を含む): 1308787200

約数和(自身を除く): 911659080

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 19, 20, 23, 24, 30, 38, 40, 46, 57, 60, 69, 76, 92, 95, 114, 115, 120, 138, 152, 184, 190, 228, 230, 276, 285, 345, 380, 437, 456, 460, 552, 570, 690, 760, 874, 920, 1140, 1311, 1380, 1748, 2185, 2280, 2622, 2760, 3496, 4370, 5244, 6555, 7573, 8740, 10488, 13110, 15146, 17480, 22719, 26220, 30292, 37865, 45438, 52440, 60584, 75730, 90876, 113595, 143887, 151460, 174179, 181752, 227190, 287774, 302920, 348358, 431661, 454380, 522537, 575548, 696716, 719435, 863322, 870895, 908760, 1045074, 1151096, 1393432, 1438870, 1726644, 1741790, 2090148, 2158305, 2612685, 2877740, 3309401, 3453288, 3483580, 4180296, 4316610, 5225370, 5755480, 6618802, 6967160, 8633220, 9928203, 10450740, 13237604, 16547005, 17266440, 19856406, 20901480, 26475208, 33094010, 39712812, 49641015, 66188020, 79425624, 99282030, 132376040, 198564060, 397128120]

約数ペア:

[(1, 397128120), (2, 198564060), (3, 132376040), (4, 99282030), (5, 79425624), (6, 66188020), (8, 49641015), (10, 39712812), (12, 33094010), (15, 26475208), (19, 20901480), (20, 19856406), (23, 17266440), (24, 16547005), (30, 13237604), (38, 10450740), (40, 9928203), (46, 8633220), (57, 6967160), (60, 6618802), (69, 5755480), (76, 5225370), (92, 4316610), (95, 4180296), (114, 3483580), (115, 3453288), (120, 3309401), (138, 2877740), (152, 2612685), (184, 2158305), (190, 2090148), (228, 1741790), (230, 1726644), (276, 1438870), (285, 1393432), (345, 1151096), (380, 1045074), (437, 908760), (456, 870895), (460, 863322), (552, 719435), (570, 696716), (690, 575548), (760, 522537), (874, 454380), (920, 431661), (1140, 348358), (1311, 302920), (1380, 287774), (1748, 227190), (2185, 181752), (2280, 174179), (2622, 151460), (2760, 143887), (3496, 113595), (4370, 90876), (5244, 75730), (6555, 60584), (7573, 52440), (8740, 45438), (10488, 37865), (13110, 30292), (15146, 26220), (17480, 22719)]