217117687040

素因数分解:

$2^8\times 5^1\times {\mathrm{39827}}^1\times {\mathrm{4259}}^1$

素因数の和:44107

約数の個数: 72

約数和(自身を含む): 520199880480

約数和(自身を除く): 303082193440

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 320, 640, 1280, 4259, 8518, 17036, 21295, 34072, 39827, 42590, 68144, 79654, 85180, 136288, 159308, 170360, 199135, 272576, 318616, 340720, 398270, 545152, 637232, 681440, 796540, 1090304, 1274464, 1362880, 1593080, 2548928, 2725760, 3186160, 5097856, 5451520, 6372320, 10195712, 12744640, 25489280, 50978560, 169623193, 339246386, 678492772, 848115965, 1356985544, 1696231930, 2713971088, 3392463860, 5427942176, 6784927720, 10855884352, 13569855440, 21711768704, 27139710880, 43423537408, 54279421760, 108558843520, 217117687040]

約数ペア:

[(1, 217117687040), (2, 108558843520), (4, 54279421760), (5, 43423537408), (8, 27139710880), (10, 21711768704), (16, 13569855440), (20, 10855884352), (32, 6784927720), (40, 5427942176), (64, 3392463860), (80, 2713971088), (128, 1696231930), (160, 1356985544), (256, 848115965), (320, 678492772), (640, 339246386), (1280, 169623193), (4259, 50978560), (8518, 25489280), (17036, 12744640), (21295, 10195712), (34072, 6372320), (39827, 5451520), (42590, 5097856), (68144, 3186160), (79654, 2725760), (85180, 2548928), (136288, 1593080), (159308, 1362880), (170360, 1274464), (199135, 1090304), (272576, 796540), (318616, 681440), (340720, 637232), (398270, 545152)]