308664860120

素因数分解:

$2^3\times 5^1\times {\mathrm{97}}^1\times {\mathrm{479}}^1\times {\mathrm{166081}}^1$

素因数の和:166668

約数の個数: 64

約数和(自身を含む): 703124755200

約数和(自身を除く): 394459895080

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 97, 194, 388, 479, 485, 776, 958, 970, 1916, 1940, 2395, 3832, 3880, 4790, 9580, 19160, 46463, 92926, 166081, 185852, 232315, 332162, 371704, 464630, 664324, 830405, 929260, 1328648, 1660810, 1858520, 3321620, 6643240, 16109857, 32219714, 64439428, 79552799, 80549285, 128878856, 159105598, 161098570, 318211196, 322197140, 397763995, 636422392, 644394280, 795527990, 1591055980, 3182111960, 7716621503, 15433243006, 30866486012, 38583107515, 61732972024, 77166215030, 154332430060, 308664860120]

約数ペア:

[(1, 308664860120), (2, 154332430060), (4, 77166215030), (5, 61732972024), (8, 38583107515), (10, 30866486012), (20, 15433243006), (40, 7716621503), (97, 3182111960), (194, 1591055980), (388, 795527990), (479, 644394280), (485, 636422392), (776, 397763995), (958, 322197140), (970, 318211196), (1916, 161098570), (1940, 159105598), (2395, 128878856), (3832, 80549285), (3880, 79552799), (4790, 64439428), (9580, 32219714), (19160, 16109857), (46463, 6643240), (92926, 3321620), (166081, 1858520), (185852, 1660810), (232315, 1328648), (332162, 929260), (371704, 830405), (464630, 664324)]