196148960

素因数分解:

$2^5\times 5^1\times 7^2\times {\mathrm{127}}^1\times {\mathrm{197}}^1$

素因数の和:353

約数の個数: 144

約数和(自身を含む): 546061824

約数和(自身を除く): 349912864

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 49, 56, 70, 80, 98, 112, 127, 140, 160, 196, 197, 224, 245, 254, 280, 392, 394, 490, 508, 560, 635, 784, 788, 889, 980, 985, 1016, 1120, 1270, 1379, 1568, 1576, 1778, 1960, 1970, 2032, 2540, 2758, 3152, 3556, 3920, 3940, 4064, 4445, 5080, 5516, 6223, 6304, 6895, 7112, 7840, 7880, 8890, 9653, 10160, 11032, 12446, 13790, 14224, 15760, 17780, 19306, 20320, 22064, 24892, 25019, 27580, 28448, 31115, 31520, 35560, 38612, 44128, 48265, 49784, 50038, 55160, 62230, 71120, 77224, 96530, 99568, 100076, 110320, 124460, 125095, 142240, 154448, 175133, 193060, 199136, 200152, 220640, 248920, 250190, 308896, 350266, 386120, 400304, 497840, 500380, 700532, 772240, 800608, 875665, 995680, 1000760, 1225931, 1401064, 1544480, 1751330, 2001520, 2451862, 2802128, 3502660, 4003040, 4903724, 5604256, 6129655, 7005320, 9807448, 12259310, 14010640, 19614896, 24518620, 28021280, 39229792, 49037240, 98074480, 196148960]

約数ペア:

[(1, 196148960), (2, 98074480), (4, 49037240), (5, 39229792), (7, 28021280), (8, 24518620), (10, 19614896), (14, 14010640), (16, 12259310), (20, 9807448), (28, 7005320), (32, 6129655), (35, 5604256), (40, 4903724), (49, 4003040), (56, 3502660), (70, 2802128), (80, 2451862), (98, 2001520), (112, 1751330), (127, 1544480), (140, 1401064), (160, 1225931), (196, 1000760), (197, 995680), (224, 875665), (245, 800608), (254, 772240), (280, 700532), (392, 500380), (394, 497840), (490, 400304), (508, 386120), (560, 350266), (635, 308896), (784, 250190), (788, 248920), (889, 220640), (980, 200152), (985, 199136), (1016, 193060), (1120, 175133), (1270, 154448), (1379, 142240), (1568, 125095), (1576, 124460), (1778, 110320), (1960, 100076), (1970, 99568), (2032, 96530), (2540, 77224), (2758, 71120), (3152, 62230), (3556, 55160), (3920, 50038), (3940, 49784), (4064, 48265), (4445, 44128), (5080, 38612), (5516, 35560), (6223, 31520), (6304, 31115), (6895, 28448), (7112, 27580), (7840, 25019), (7880, 24892), (8890, 22064), (9653, 20320), (10160, 19306), (11032, 17780), (12446, 15760), (13790, 14224)]