990379008

素因数分解:

$2^{10}\times 3^3\times {\mathrm{113}}^1\times {\mathrm{317}}^1$

素因数の和:459

約数の個数: 176

約数和(自身を含む): 2968313760

約数和(自身を除く): 1977934752

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 32, 36, 48, 54, 64, 72, 96, 108, 113, 128, 144, 192, 216, 226, 256, 288, 317, 339, 384, 432, 452, 512, 576, 634, 678, 768, 864, 904, 951, 1017, 1024, 1152, 1268, 1356, 1536, 1728, 1808, 1902, 2034, 2304, 2536, 2712, 2853, 3051, 3072, 3456, 3616, 3804, 4068, 4608, 5072, 5424, 5706, 6102, 6912, 7232, 7608, 8136, 8559, 9216, 10144, 10848, 11412, 12204, 13824, 14464, 15216, 16272, 17118, 20288, 21696, 22824, 24408, 27648, 28928, 30432, 32544, 34236, 35821, 40576, 43392, 45648, 48816, 57856, 60864, 65088, 68472, 71642, 81152, 86784, 91296, 97632, 107463, 115712, 121728, 130176, 136944, 143284, 162304, 173568, 182592, 195264, 214926, 243456, 260352, 273888, 286568, 322389, 324608, 347136, 365184, 390528, 429852, 486912, 520704, 547776, 573136, 644778, 730368, 781056, 859704, 967167, 973824, 1041408, 1095552, 1146272, 1289556, 1460736, 1562112, 1719408, 1934334, 2191104, 2292544, 2579112, 2921472, 3124224, 3438816, 3868668, 4382208, 4585088, 5158224, 6877632, 7737336, 8764416, 9170176, 10316448, 13755264, 15474672, 18340352, 20632896, 27510528, 30949344, 36680704, 41265792, 55021056, 61898688, 82531584, 110042112, 123797376, 165063168, 247594752, 330126336, 495189504, 990379008]

約数ペア:

[(1, 990379008), (2, 495189504), (3, 330126336), (4, 247594752), (6, 165063168), (8, 123797376), (9, 110042112), (12, 82531584), (16, 61898688), (18, 55021056), (24, 41265792), (27, 36680704), (32, 30949344), (36, 27510528), (48, 20632896), (54, 18340352), (64, 15474672), (72, 13755264), (96, 10316448), (108, 9170176), (113, 8764416), (128, 7737336), (144, 6877632), (192, 5158224), (216, 4585088), (226, 4382208), (256, 3868668), (288, 3438816), (317, 3124224), (339, 2921472), (384, 2579112), (432, 2292544), (452, 2191104), (512, 1934334), (576, 1719408), (634, 1562112), (678, 1460736), (768, 1289556), (864, 1146272), (904, 1095552), (951, 1041408), (1017, 973824), (1024, 967167), (1152, 859704), (1268, 781056), (1356, 730368), (1536, 644778), (1728, 573136), (1808, 547776), (1902, 520704), (2034, 486912), (2304, 429852), (2536, 390528), (2712, 365184), (2853, 347136), (3051, 324608), (3072, 322389), (3456, 286568), (3616, 273888), (3804, 260352), (4068, 243456), (4608, 214926), (5072, 195264), (5424, 182592), (5706, 173568), (6102, 162304), (6912, 143284), (7232, 136944), (7608, 130176), (8136, 121728), (8559, 115712), (9216, 107463), (10144, 97632), (10848, 91296), (11412, 86784), (12204, 81152), (13824, 71642), (14464, 68472), (15216, 65088), (16272, 60864), (17118, 57856), (20288, 48816), (21696, 45648), (22824, 43392), (24408, 40576), (27648, 35821), (28928, 34236), (30432, 32544)]