2721322590

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{149}}^1\times {\mathrm{2999}}^1$

素因数の和:3194

約数の個数: 128

約数和(自身を含む): 7776000000

約数和(自身を除く): 5054677410

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 29, 30, 35, 42, 58, 70, 87, 105, 145, 149, 174, 203, 210, 290, 298, 406, 435, 447, 609, 745, 870, 894, 1015, 1043, 1218, 1490, 2030, 2086, 2235, 2999, 3045, 3129, 4321, 4470, 5215, 5998, 6090, 6258, 8642, 8997, 10430, 12963, 14995, 15645, 17994, 20993, 21605, 25926, 29990, 30247, 31290, 41986, 43210, 44985, 60494, 62979, 64815, 86971, 89970, 90741, 104965, 125958, 129630, 151235, 173942, 181482, 209930, 260913, 302470, 314895, 434855, 446851, 453705, 521826, 608797, 629790, 869710, 893702, 907410, 1217594, 1304565, 1340553, 1826391, 2234255, 2609130, 2681106, 3043985, 3127957, 3652782, 4468510, 6087970, 6255914, 6702765, 9131955, 9383871, 12958679, 13405530, 15639785, 18263910, 18767742, 25917358, 31279570, 38876037, 46919355, 64793395, 77752074, 90710753, 93838710, 129586790, 181421506, 194380185, 272132259, 388760370, 453553765, 544264518, 907107530, 1360661295, 2721322590]

約数ペア:

[(1, 2721322590), (2, 1360661295), (3, 907107530), (5, 544264518), (6, 453553765), (7, 388760370), (10, 272132259), (14, 194380185), (15, 181421506), (21, 129586790), (29, 93838710), (30, 90710753), (35, 77752074), (42, 64793395), (58, 46919355), (70, 38876037), (87, 31279570), (105, 25917358), (145, 18767742), (149, 18263910), (174, 15639785), (203, 13405530), (210, 12958679), (290, 9383871), (298, 9131955), (406, 6702765), (435, 6255914), (447, 6087970), (609, 4468510), (745, 3652782), (870, 3127957), (894, 3043985), (1015, 2681106), (1043, 2609130), (1218, 2234255), (1490, 1826391), (2030, 1340553), (2086, 1304565), (2235, 1217594), (2999, 907410), (3045, 893702), (3129, 869710), (4321, 629790), (4470, 608797), (5215, 521826), (5998, 453705), (6090, 446851), (6258, 434855), (8642, 314895), (8997, 302470), (10430, 260913), (12963, 209930), (14995, 181482), (15645, 173942), (17994, 151235), (20993, 129630), (21605, 125958), (25926, 104965), (29990, 90741), (30247, 89970), (31290, 86971), (41986, 64815), (43210, 62979), (44985, 60494)]