142198840

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{263}}^1\times {\mathrm{1931}}^1$

素因数の和:2212

約数の個数: 64

約数和(自身を含む): 367234560

約数和(自身を除く): 225035720

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 263, 280, 526, 1052, 1315, 1841, 1931, 2104, 2630, 3682, 3862, 5260, 7364, 7724, 9205, 9655, 10520, 13517, 14728, 15448, 18410, 19310, 27034, 36820, 38620, 54068, 67585, 73640, 77240, 108136, 135170, 270340, 507853, 540680, 1015706, 2031412, 2539265, 3554971, 4062824, 5078530, 7109942, 10157060, 14219884, 17774855, 20314120, 28439768, 35549710, 71099420, 142198840]

約数ペア:

[(1, 142198840), (2, 71099420), (4, 35549710), (5, 28439768), (7, 20314120), (8, 17774855), (10, 14219884), (14, 10157060), (20, 7109942), (28, 5078530), (35, 4062824), (40, 3554971), (56, 2539265), (70, 2031412), (140, 1015706), (263, 540680), (280, 507853), (526, 270340), (1052, 135170), (1315, 108136), (1841, 77240), (1931, 73640), (2104, 67585), (2630, 54068), (3682, 38620), (3862, 36820), (5260, 27034), (7364, 19310), (7724, 18410), (9205, 15448), (9655, 14728), (10520, 13517)]