42673280

素因数分解:

$2^7\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{223}}^1$

素因数の和:278

約数の個数: 128

約数和(自身を含む): 115153920

約数和(自身を除く): 72480640

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, 223, 230, 260, 299, 320, 368, 416, 446, 460, 520, 598, 640, 736, 832, 892, 920, 1040, 1115, 1196, 1472, 1495, 1664, 1784, 1840, 2080, 2230, 2392, 2899, 2944, 2990, 3568, 3680, 4160, 4460, 4784, 5129, 5798, 5980, 7136, 7360, 8320, 8920, 9568, 10258, 11596, 11960, 14272, 14495, 14720, 17840, 19136, 20516, 23192, 23920, 25645, 28544, 28990, 35680, 38272, 41032, 46384, 47840, 51290, 57980, 66677, 71360, 82064, 92768, 95680, 102580, 115960, 133354, 142720, 164128, 185536, 191360, 205160, 231920, 266708, 328256, 333385, 371072, 410320, 463840, 533416, 656512, 666770, 820640, 927680, 1066832, 1333540, 1641280, 1855360, 2133664, 2667080, 3282560, 4267328, 5334160, 8534656, 10668320, 21336640, 42673280]

約数ペア:

[(1, 42673280), (2, 21336640), (4, 10668320), (5, 8534656), (8, 5334160), (10, 4267328), (13, 3282560), (16, 2667080), (20, 2133664), (23, 1855360), (26, 1641280), (32, 1333540), (40, 1066832), (46, 927680), (52, 820640), (64, 666770), (65, 656512), (80, 533416), (92, 463840), (104, 410320), (115, 371072), (128, 333385), (130, 328256), (160, 266708), (184, 231920), (208, 205160), (223, 191360), (230, 185536), (260, 164128), (299, 142720), (320, 133354), (368, 115960), (416, 102580), (446, 95680), (460, 92768), (520, 82064), (598, 71360), (640, 66677), (736, 57980), (832, 51290), (892, 47840), (920, 46384), (1040, 41032), (1115, 38272), (1196, 35680), (1472, 28990), (1495, 28544), (1664, 25645), (1784, 23920), (1840, 23192), (2080, 20516), (2230, 19136), (2392, 17840), (2899, 14720), (2944, 14495), (2990, 14272), (3568, 11960), (3680, 11596), (4160, 10258), (4460, 9568), (4784, 8920), (5129, 8320), (5798, 7360), (5980, 7136)]