68948480

素因数分解:

$2^9\times 5^1\times {\mathrm{23}}^1\times {\mathrm{1171}}^1$

素因数の和:1217

約数の個数: 80

約数和(自身を含む): 172649664

約数和(自身を除く): 103701184

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 32, 40, 46, 64, 80, 92, 115, 128, 160, 184, 230, 256, 320, 368, 460, 512, 640, 736, 920, 1171, 1280, 1472, 1840, 2342, 2560, 2944, 3680, 4684, 5855, 5888, 7360, 9368, 11710, 11776, 14720, 18736, 23420, 26933, 29440, 37472, 46840, 53866, 58880, 74944, 93680, 107732, 134665, 149888, 187360, 215464, 269330, 299776, 374720, 430928, 538660, 599552, 749440, 861856, 1077320, 1498880, 1723712, 2154640, 2997760, 3447424, 4309280, 6894848, 8618560, 13789696, 17237120, 34474240, 68948480]

約数ペア:

[(1, 68948480), (2, 34474240), (4, 17237120), (5, 13789696), (8, 8618560), (10, 6894848), (16, 4309280), (20, 3447424), (23, 2997760), (32, 2154640), (40, 1723712), (46, 1498880), (64, 1077320), (80, 861856), (92, 749440), (115, 599552), (128, 538660), (160, 430928), (184, 374720), (230, 299776), (256, 269330), (320, 215464), (368, 187360), (460, 149888), (512, 134665), (640, 107732), (736, 93680), (920, 74944), (1171, 58880), (1280, 53866), (1472, 46840), (1840, 37472), (2342, 29440), (2560, 26933), (2944, 23420), (3680, 18736), (4684, 14720), (5855, 11776), (5888, 11710), (7360, 9368)]