199969120

素因数分解:

$2^5\times 5^1\times {\mathrm{13}}^1\times {\mathrm{127}}^1\times {\mathrm{757}}^1$

素因数の和:912

約数の個数: 96

約数和(自身を含む): 513451008

約数和(自身を除く): 313481888

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 65, 80, 104, 127, 130, 160, 208, 254, 260, 416, 508, 520, 635, 757, 1016, 1040, 1270, 1514, 1651, 2032, 2080, 2540, 3028, 3302, 3785, 4064, 5080, 6056, 6604, 7570, 8255, 9841, 10160, 12112, 13208, 15140, 16510, 19682, 20320, 24224, 26416, 30280, 33020, 39364, 49205, 52832, 60560, 66040, 78728, 96139, 98410, 121120, 132080, 157456, 192278, 196820, 264160, 314912, 384556, 393640, 480695, 769112, 787280, 961390, 1249807, 1538224, 1574560, 1922780, 2499614, 3076448, 3845560, 4999228, 6249035, 7691120, 9998456, 12498070, 15382240, 19996912, 24996140, 39993824, 49992280, 99984560, 199969120]

約数ペア:

[(1, 199969120), (2, 99984560), (4, 49992280), (5, 39993824), (8, 24996140), (10, 19996912), (13, 15382240), (16, 12498070), (20, 9998456), (26, 7691120), (32, 6249035), (40, 4999228), (52, 3845560), (65, 3076448), (80, 2499614), (104, 1922780), (127, 1574560), (130, 1538224), (160, 1249807), (208, 961390), (254, 787280), (260, 769112), (416, 480695), (508, 393640), (520, 384556), (635, 314912), (757, 264160), (1016, 196820), (1040, 192278), (1270, 157456), (1514, 132080), (1651, 121120), (2032, 98410), (2080, 96139), (2540, 78728), (3028, 66040), (3302, 60560), (3785, 52832), (4064, 49205), (5080, 39364), (6056, 33020), (6604, 30280), (7570, 26416), (8255, 24224), (9841, 20320), (10160, 19682), (12112, 16510), (13208, 15140)]