279535920

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{149}}^1\times {\mathrm{7817}}^1$

素因数の和:7982

約数の個数: 80

約数和(自身を含む): 872488800

約数和(自身を除く): 592952880

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 149, 240, 298, 447, 596, 745, 894, 1192, 1490, 1788, 2235, 2384, 2980, 3576, 4470, 5960, 7152, 7817, 8940, 11920, 15634, 17880, 23451, 31268, 35760, 39085, 46902, 62536, 78170, 93804, 117255, 125072, 156340, 187608, 234510, 312680, 375216, 469020, 625360, 938040, 1164733, 1876080, 2329466, 3494199, 4658932, 5823665, 6988398, 9317864, 11647330, 13976796, 17470995, 18635728, 23294660, 27953592, 34941990, 46589320, 55907184, 69883980, 93178640, 139767960, 279535920]

約数ペア:

[(1, 279535920), (2, 139767960), (3, 93178640), (4, 69883980), (5, 55907184), (6, 46589320), (8, 34941990), (10, 27953592), (12, 23294660), (15, 18635728), (16, 17470995), (20, 13976796), (24, 11647330), (30, 9317864), (40, 6988398), (48, 5823665), (60, 4658932), (80, 3494199), (120, 2329466), (149, 1876080), (240, 1164733), (298, 938040), (447, 625360), (596, 469020), (745, 375216), (894, 312680), (1192, 234510), (1490, 187608), (1788, 156340), (2235, 125072), (2384, 117255), (2980, 93804), (3576, 78170), (4470, 62536), (5960, 46902), (7152, 39085), (7817, 35760), (8940, 31268), (11920, 23451), (15634, 17880)]