213710080

素因数分解:

$2^8\times 5^1\times {\mathrm{199}}^1\times {\mathrm{839}}^1$

素因数の和:1059

約数の個数: 72

約数和(自身を含む): 515088000

約数和(自身を除く): 301377920

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 199, 256, 320, 398, 640, 796, 839, 995, 1280, 1592, 1678, 1990, 3184, 3356, 3980, 4195, 6368, 6712, 7960, 8390, 12736, 13424, 15920, 16780, 25472, 26848, 31840, 33560, 50944, 53696, 63680, 67120, 107392, 127360, 134240, 166961, 214784, 254720, 268480, 333922, 536960, 667844, 834805, 1073920, 1335688, 1669610, 2671376, 3339220, 5342752, 6678440, 10685504, 13356880, 21371008, 26713760, 42742016, 53427520, 106855040, 213710080]

約数ペア:

[(1, 213710080), (2, 106855040), (4, 53427520), (5, 42742016), (8, 26713760), (10, 21371008), (16, 13356880), (20, 10685504), (32, 6678440), (40, 5342752), (64, 3339220), (80, 2671376), (128, 1669610), (160, 1335688), (199, 1073920), (256, 834805), (320, 667844), (398, 536960), (640, 333922), (796, 268480), (839, 254720), (995, 214784), (1280, 166961), (1592, 134240), (1678, 127360), (1990, 107392), (3184, 67120), (3356, 63680), (3980, 53696), (4195, 50944), (6368, 33560), (6712, 31840), (7960, 26848), (8390, 25472), (12736, 16780), (13424, 15920)]