291771360

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{53}}^1\times {\mathrm{3823}}^1$

素因数の和:3897

約数の個数: 144

約数和(自身を含む): 1014721344

約数和(自身を除く): 722949984

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 53, 60, 72, 80, 90, 96, 106, 120, 144, 159, 160, 180, 212, 240, 265, 288, 318, 360, 424, 477, 480, 530, 636, 720, 795, 848, 954, 1060, 1272, 1440, 1590, 1696, 1908, 2120, 2385, 2544, 3180, 3816, 3823, 4240, 4770, 5088, 6360, 7632, 7646, 8480, 9540, 11469, 12720, 15264, 15292, 19080, 19115, 22938, 25440, 30584, 34407, 38160, 38230, 45876, 57345, 61168, 68814, 76320, 76460, 91752, 114690, 122336, 137628, 152920, 172035, 183504, 202619, 229380, 275256, 305840, 344070, 367008, 405238, 458760, 550512, 607857, 611680, 688140, 810476, 917520, 1013095, 1101024, 1215714, 1376280, 1620952, 1823571, 1835040, 2026190, 2431428, 2752560, 3039285, 3241904, 3647142, 4052380, 4862856, 5505120, 6078570, 6483808, 7294284, 8104760, 9117855, 9725712, 12157140, 14588568, 16209520, 18235710, 19451424, 24314280, 29177136, 32419040, 36471420, 48628560, 58354272, 72942840, 97257120, 145885680, 291771360]

約数ペア:

[(1, 291771360), (2, 145885680), (3, 97257120), (4, 72942840), (5, 58354272), (6, 48628560), (8, 36471420), (9, 32419040), (10, 29177136), (12, 24314280), (15, 19451424), (16, 18235710), (18, 16209520), (20, 14588568), (24, 12157140), (30, 9725712), (32, 9117855), (36, 8104760), (40, 7294284), (45, 6483808), (48, 6078570), (53, 5505120), (60, 4862856), (72, 4052380), (80, 3647142), (90, 3241904), (96, 3039285), (106, 2752560), (120, 2431428), (144, 2026190), (159, 1835040), (160, 1823571), (180, 1620952), (212, 1376280), (240, 1215714), (265, 1101024), (288, 1013095), (318, 917520), (360, 810476), (424, 688140), (477, 611680), (480, 607857), (530, 550512), (636, 458760), (720, 405238), (795, 367008), (848, 344070), (954, 305840), (1060, 275256), (1272, 229380), (1440, 202619), (1590, 183504), (1696, 172035), (1908, 152920), (2120, 137628), (2385, 122336), (2544, 114690), (3180, 91752), (3816, 76460), (3823, 76320), (4240, 68814), (4770, 61168), (5088, 57345), (6360, 45876), (7632, 38230), (7646, 38160), (8480, 34407), (9540, 30584), (11469, 25440), (12720, 22938), (15264, 19115), (15292, 19080)]