307267840

素因数分解:

$2^8\times 5^1\times {\mathrm{11}}^1\times {\mathrm{139}}^1\times {\mathrm{157}}^1$

素因数の和:328

約数の個数: 144

約数和(自身を含む): 813839040

約数和(自身を除く): 506571200

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 64, 80, 88, 110, 128, 139, 157, 160, 176, 220, 256, 278, 314, 320, 352, 440, 556, 628, 640, 695, 704, 785, 880, 1112, 1256, 1280, 1390, 1408, 1529, 1570, 1727, 1760, 2224, 2512, 2780, 2816, 3058, 3140, 3454, 3520, 4448, 5024, 5560, 6116, 6280, 6908, 7040, 7645, 8635, 8896, 10048, 11120, 12232, 12560, 13816, 14080, 15290, 17270, 17792, 20096, 21823, 22240, 24464, 25120, 27632, 30580, 34540, 35584, 40192, 43646, 44480, 48928, 50240, 55264, 61160, 69080, 87292, 88960, 97856, 100480, 109115, 110528, 122320, 138160, 174584, 177920, 195712, 200960, 218230, 221056, 240053, 244640, 276320, 349168, 391424, 436460, 442112, 480106, 489280, 552640, 698336, 872920, 960212, 978560, 1105280, 1200265, 1396672, 1745840, 1920424, 1957120, 2210560, 2400530, 2793344, 3491680, 3840848, 4801060, 5586688, 6983360, 7681696, 9602120, 13966720, 15363392, 19204240, 27933440, 30726784, 38408480, 61453568, 76816960, 153633920, 307267840]

約数ペア:

[(1, 307267840), (2, 153633920), (4, 76816960), (5, 61453568), (8, 38408480), (10, 30726784), (11, 27933440), (16, 19204240), (20, 15363392), (22, 13966720), (32, 9602120), (40, 7681696), (44, 6983360), (55, 5586688), (64, 4801060), (80, 3840848), (88, 3491680), (110, 2793344), (128, 2400530), (139, 2210560), (157, 1957120), (160, 1920424), (176, 1745840), (220, 1396672), (256, 1200265), (278, 1105280), (314, 978560), (320, 960212), (352, 872920), (440, 698336), (556, 552640), (628, 489280), (640, 480106), (695, 442112), (704, 436460), (785, 391424), (880, 349168), (1112, 276320), (1256, 244640), (1280, 240053), (1390, 221056), (1408, 218230), (1529, 200960), (1570, 195712), (1727, 177920), (1760, 174584), (2224, 138160), (2512, 122320), (2780, 110528), (2816, 109115), (3058, 100480), (3140, 97856), (3454, 88960), (3520, 87292), (4448, 69080), (5024, 61160), (5560, 55264), (6116, 50240), (6280, 48928), (6908, 44480), (7040, 43646), (7645, 40192), (8635, 35584), (8896, 34540), (10048, 30580), (11120, 27632), (12232, 25120), (12560, 24464), (13816, 22240), (14080, 21823), (15290, 20096), (17270, 17792)]