161874542080

素因数分解:

$2^9\times 5^1\times {\mathrm{439}}^1\times {\mathrm{144037}}^1$

素因数の和:144499

約数の個数: 80

約数和(自身を含む): 389006307360

約数和(自身を除く): 227131765280

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 320, 439, 512, 640, 878, 1280, 1756, 2195, 2560, 3512, 4390, 7024, 8780, 14048, 17560, 28096, 35120, 56192, 70240, 112384, 140480, 144037, 224768, 280960, 288074, 561920, 576148, 720185, 1123840, 1152296, 1440370, 2304592, 2880740, 4609184, 5761480, 9218368, 11522960, 18436736, 23045920, 36873472, 46091840, 63232243, 73746944, 92183680, 126464486, 184367360, 252928972, 316161215, 368734720, 505857944, 632322430, 1011715888, 1264644860, 2023431776, 2529289720, 4046863552, 5058579440, 8093727104, 10117158880, 16187454208, 20234317760, 32374908416, 40468635520, 80937271040, 161874542080]

約数ペア:

[(1, 161874542080), (2, 80937271040), (4, 40468635520), (5, 32374908416), (8, 20234317760), (10, 16187454208), (16, 10117158880), (20, 8093727104), (32, 5058579440), (40, 4046863552), (64, 2529289720), (80, 2023431776), (128, 1264644860), (160, 1011715888), (256, 632322430), (320, 505857944), (439, 368734720), (512, 316161215), (640, 252928972), (878, 184367360), (1280, 126464486), (1756, 92183680), (2195, 73746944), (2560, 63232243), (3512, 46091840), (4390, 36873472), (7024, 23045920), (8780, 18436736), (14048, 11522960), (17560, 9218368), (28096, 5761480), (35120, 4609184), (56192, 2880740), (70240, 2304592), (112384, 1440370), (140480, 1152296), (144037, 1123840), (224768, 720185), (280960, 576148), (288074, 561920)]