126680320

素因数分解:

$2^8\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{331}}^1$

素因数の和:388

約数の個数: 144

約数和(自身を含む): 342018432

約数和(自身を除く): 215338112

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 23, 26, 32, 40, 46, 52, 64, 65, 80, 92, 104, 115, 128, 130, 160, 184, 208, 230, 256, 260, 299, 320, 331, 368, 416, 460, 520, 598, 640, 662, 736, 832, 920, 1040, 1196, 1280, 1324, 1472, 1495, 1655, 1664, 1840, 2080, 2392, 2648, 2944, 2990, 3310, 3328, 3680, 4160, 4303, 4784, 5296, 5888, 5980, 6620, 7360, 7613, 8320, 8606, 9568, 10592, 11960, 13240, 14720, 15226, 16640, 17212, 19136, 21184, 21515, 23920, 26480, 29440, 30452, 34424, 38065, 38272, 42368, 43030, 47840, 52960, 60904, 68848, 76130, 76544, 84736, 86060, 95680, 98969, 105920, 121808, 137696, 152260, 172120, 191360, 197938, 211840, 243616, 275392, 304520, 344240, 382720, 395876, 423680, 487232, 494845, 550784, 609040, 688480, 791752, 974464, 989690, 1101568, 1218080, 1376960, 1583504, 1948928, 1979380, 2436160, 2753920, 3167008, 3958760, 4872320, 5507840, 6334016, 7917520, 9744640, 12668032, 15835040, 25336064, 31670080, 63340160, 126680320]

約数ペア:

[(1, 126680320), (2, 63340160), (4, 31670080), (5, 25336064), (8, 15835040), (10, 12668032), (13, 9744640), (16, 7917520), (20, 6334016), (23, 5507840), (26, 4872320), (32, 3958760), (40, 3167008), (46, 2753920), (52, 2436160), (64, 1979380), (65, 1948928), (80, 1583504), (92, 1376960), (104, 1218080), (115, 1101568), (128, 989690), (130, 974464), (160, 791752), (184, 688480), (208, 609040), (230, 550784), (256, 494845), (260, 487232), (299, 423680), (320, 395876), (331, 382720), (368, 344240), (416, 304520), (460, 275392), (520, 243616), (598, 211840), (640, 197938), (662, 191360), (736, 172120), (832, 152260), (920, 137696), (1040, 121808), (1196, 105920), (1280, 98969), (1324, 95680), (1472, 86060), (1495, 84736), (1655, 76544), (1664, 76130), (1840, 68848), (2080, 60904), (2392, 52960), (2648, 47840), (2944, 43030), (2990, 42368), (3310, 38272), (3328, 38065), (3680, 34424), (4160, 30452), (4303, 29440), (4784, 26480), (5296, 23920), (5888, 21515), (5980, 21184), (6620, 19136), (7360, 17212), (7613, 16640), (8320, 15226), (8606, 14720), (9568, 13240), (10592, 11960)]