2912278140

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{437279}}^1$

素因数の和:437331

約数の個数: 72

約数和(自身を含む): 9072685440

約数和(自身を除く): 6160407300

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 37, 45, 60, 74, 90, 111, 148, 180, 185, 222, 333, 370, 444, 555, 666, 740, 1110, 1332, 1665, 2220, 3330, 6660, 437279, 874558, 1311837, 1749116, 2186395, 2623674, 3935511, 4372790, 5247348, 6559185, 7871022, 8745580, 13118370, 15742044, 16179323, 19677555, 26236740, 32358646, 39355110, 48537969, 64717292, 78710220, 80896615, 97075938, 145613907, 161793230, 194151876, 242689845, 291227814, 323586460, 485379690, 582455628, 728069535, 970759380, 1456139070, 2912278140]

約数ペア:

[(1, 2912278140), (2, 1456139070), (3, 970759380), (4, 728069535), (5, 582455628), (6, 485379690), (9, 323586460), (10, 291227814), (12, 242689845), (15, 194151876), (18, 161793230), (20, 145613907), (30, 97075938), (36, 80896615), (37, 78710220), (45, 64717292), (60, 48537969), (74, 39355110), (90, 32358646), (111, 26236740), (148, 19677555), (180, 16179323), (185, 15742044), (222, 13118370), (333, 8745580), (370, 7871022), (444, 6559185), (555, 5247348), (666, 4372790), (740, 3935511), (1110, 2623674), (1332, 2186395), (1665, 1749116), (2220, 1311837), (3330, 874558), (6660, 437279)]