196810880

素因数分解:

$2^7\times 5^1\times 7^1\times {\mathrm{197}}^1\times {\mathrm{223}}^1$

素因数の和:446

約数の個数: 128

約数和(自身を含む): 542868480

約数和(自身を除く): 346057600

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 70, 80, 112, 128, 140, 160, 197, 223, 224, 280, 320, 394, 446, 448, 560, 640, 788, 892, 896, 985, 1115, 1120, 1379, 1561, 1576, 1784, 1970, 2230, 2240, 2758, 3122, 3152, 3568, 3940, 4460, 4480, 5516, 6244, 6304, 6895, 7136, 7805, 7880, 8920, 11032, 12488, 12608, 13790, 14272, 15610, 15760, 17840, 22064, 24976, 25216, 27580, 28544, 31220, 31520, 35680, 43931, 44128, 49952, 55160, 62440, 63040, 71360, 87862, 88256, 99904, 110320, 124880, 126080, 142720, 175724, 176512, 199808, 219655, 220640, 249760, 307517, 351448, 439310, 441280, 499520, 615034, 702896, 878620, 882560, 999040, 1230068, 1405792, 1537585, 1757240, 2460136, 2811584, 3075170, 3514480, 4920272, 5623168, 6150340, 7028960, 9840544, 12300680, 14057920, 19681088, 24601360, 28115840, 39362176, 49202720, 98405440, 196810880]

約数ペア:

[(1, 196810880), (2, 98405440), (4, 49202720), (5, 39362176), (7, 28115840), (8, 24601360), (10, 19681088), (14, 14057920), (16, 12300680), (20, 9840544), (28, 7028960), (32, 6150340), (35, 5623168), (40, 4920272), (56, 3514480), (64, 3075170), (70, 2811584), (80, 2460136), (112, 1757240), (128, 1537585), (140, 1405792), (160, 1230068), (197, 999040), (223, 882560), (224, 878620), (280, 702896), (320, 615034), (394, 499520), (446, 441280), (448, 439310), (560, 351448), (640, 307517), (788, 249760), (892, 220640), (896, 219655), (985, 199808), (1115, 176512), (1120, 175724), (1379, 142720), (1561, 126080), (1576, 124880), (1784, 110320), (1970, 99904), (2230, 88256), (2240, 87862), (2758, 71360), (3122, 63040), (3152, 62440), (3568, 55160), (3940, 49952), (4460, 44128), (4480, 43931), (5516, 35680), (6244, 31520), (6304, 31220), (6895, 28544), (7136, 27580), (7805, 25216), (7880, 24976), (8920, 22064), (11032, 17840), (12488, 15760), (12608, 15610), (13790, 14272)]