1998755040

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{379}}^1\times {\mathrm{10987}}^1$

素因数の和:11384

約数の個数: 96

約数和(自身を含む): 6313265280

約数和(自身を除く): 4314510240

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 80, 96, 120, 160, 240, 379, 480, 758, 1137, 1516, 1895, 2274, 3032, 3790, 4548, 5685, 6064, 7580, 9096, 10987, 11370, 12128, 15160, 18192, 21974, 22740, 30320, 32961, 36384, 43948, 45480, 54935, 60640, 65922, 87896, 90960, 109870, 131844, 164805, 175792, 181920, 219740, 263688, 329610, 351584, 439480, 527376, 659220, 878960, 1054752, 1318440, 1757920, 2636880, 4164073, 5273760, 8328146, 12492219, 16656292, 20820365, 24984438, 33312584, 41640730, 49968876, 62461095, 66625168, 83281460, 99937752, 124922190, 133250336, 166562920, 199875504, 249844380, 333125840, 399751008, 499688760, 666251680, 999377520, 1998755040]

約数ペア:

[(1, 1998755040), (2, 999377520), (3, 666251680), (4, 499688760), (5, 399751008), (6, 333125840), (8, 249844380), (10, 199875504), (12, 166562920), (15, 133250336), (16, 124922190), (20, 99937752), (24, 83281460), (30, 66625168), (32, 62461095), (40, 49968876), (48, 41640730), (60, 33312584), (80, 24984438), (96, 20820365), (120, 16656292), (160, 12492219), (240, 8328146), (379, 5273760), (480, 4164073), (758, 2636880), (1137, 1757920), (1516, 1318440), (1895, 1054752), (2274, 878960), (3032, 659220), (3790, 527376), (4548, 439480), (5685, 351584), (6064, 329610), (7580, 263688), (9096, 219740), (10987, 181920), (11370, 175792), (12128, 164805), (15160, 131844), (18192, 109870), (21974, 90960), (22740, 87896), (30320, 65922), (32961, 60640), (36384, 54935), (43948, 45480)]