664340320

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{31219}}^1$

素因数の和:31260

約数の個数: 96

約数和(自身を含む): 1888185600

約数和(自身を除く): 1223845280

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 19, 20, 28, 32, 35, 38, 40, 56, 70, 76, 80, 95, 112, 133, 140, 152, 160, 190, 224, 266, 280, 304, 380, 532, 560, 608, 665, 760, 1064, 1120, 1330, 1520, 2128, 2660, 3040, 4256, 5320, 10640, 21280, 31219, 62438, 124876, 156095, 218533, 249752, 312190, 437066, 499504, 593161, 624380, 874132, 999008, 1092665, 1186322, 1248760, 1748264, 2185330, 2372644, 2497520, 2965805, 3496528, 4152127, 4370660, 4745288, 4995040, 5931610, 6993056, 8304254, 8741320, 9490576, 11863220, 16608508, 17482640, 18981152, 20760635, 23726440, 33217016, 34965280, 41521270, 47452880, 66434032, 83042540, 94905760, 132868064, 166085080, 332170160, 664340320]

約数ペア:

[(1, 664340320), (2, 332170160), (4, 166085080), (5, 132868064), (7, 94905760), (8, 83042540), (10, 66434032), (14, 47452880), (16, 41521270), (19, 34965280), (20, 33217016), (28, 23726440), (32, 20760635), (35, 18981152), (38, 17482640), (40, 16608508), (56, 11863220), (70, 9490576), (76, 8741320), (80, 8304254), (95, 6993056), (112, 5931610), (133, 4995040), (140, 4745288), (152, 4370660), (160, 4152127), (190, 3496528), (224, 2965805), (266, 2497520), (280, 2372644), (304, 2185330), (380, 1748264), (532, 1248760), (560, 1186322), (608, 1092665), (665, 999008), (760, 874132), (1064, 624380), (1120, 593161), (1330, 499504), (1520, 437066), (2128, 312190), (2660, 249752), (3040, 218533), (4256, 156095), (5320, 124876), (10640, 62438), (21280, 31219)]