1910521760

素因数分解:

$2^5\times 5^1\times 7^2\times {\mathrm{197}}^1\times {\mathrm{1237}}^1$

素因数の和:1463

約数の個数: 144

約数和(自身を含む): 5281441704

約数和(自身を除く): 3370919944

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 49, 56, 70, 80, 98, 112, 140, 160, 196, 197, 224, 245, 280, 392, 394, 490, 560, 784, 788, 980, 985, 1120, 1237, 1379, 1568, 1576, 1960, 1970, 2474, 2758, 3152, 3920, 3940, 4948, 5516, 6185, 6304, 6895, 7840, 7880, 8659, 9653, 9896, 11032, 12370, 13790, 15760, 17318, 19306, 19792, 22064, 24740, 27580, 31520, 34636, 38612, 39584, 43295, 44128, 48265, 49480, 55160, 60613, 69272, 77224, 86590, 96530, 98960, 110320, 121226, 138544, 154448, 173180, 193060, 197920, 220640, 242452, 243689, 277088, 303065, 308896, 346360, 386120, 484904, 487378, 606130, 692720, 772240, 969808, 974756, 1212260, 1218445, 1385440, 1544480, 1705823, 1939616, 1949512, 2424520, 2436890, 3411646, 3899024, 4849040, 4873780, 6823292, 7798048, 8529115, 9698080, 9747560, 11940761, 13646584, 17058230, 19495120, 23881522, 27293168, 34116460, 38990240, 47763044, 54586336, 59703805, 68232920, 95526088, 119407610, 136465840, 191052176, 238815220, 272931680, 382104352, 477630440, 955260880, 1910521760]

約数ペア:

[(1, 1910521760), (2, 955260880), (4, 477630440), (5, 382104352), (7, 272931680), (8, 238815220), (10, 191052176), (14, 136465840), (16, 119407610), (20, 95526088), (28, 68232920), (32, 59703805), (35, 54586336), (40, 47763044), (49, 38990240), (56, 34116460), (70, 27293168), (80, 23881522), (98, 19495120), (112, 17058230), (140, 13646584), (160, 11940761), (196, 9747560), (197, 9698080), (224, 8529115), (245, 7798048), (280, 6823292), (392, 4873780), (394, 4849040), (490, 3899024), (560, 3411646), (784, 2436890), (788, 2424520), (980, 1949512), (985, 1939616), (1120, 1705823), (1237, 1544480), (1379, 1385440), (1568, 1218445), (1576, 1212260), (1960, 974756), (1970, 969808), (2474, 772240), (2758, 692720), (3152, 606130), (3920, 487378), (3940, 484904), (4948, 386120), (5516, 346360), (6185, 308896), (6304, 303065), (6895, 277088), (7840, 243689), (7880, 242452), (8659, 220640), (9653, 197920), (9896, 193060), (11032, 173180), (12370, 154448), (13790, 138544), (15760, 121226), (17318, 110320), (19306, 98960), (19792, 96530), (22064, 86590), (24740, 77224), (27580, 69272), (31520, 60613), (34636, 55160), (38612, 49480), (39584, 48265), (43295, 44128)]