1921822860

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{149}}^1\times {\mathrm{227}}^1\times {\mathrm{947}}^1$

素因数の和:1335

約数の個数: 96

約数和(自身を含む): 5446828800

約数和(自身を除く): 3525005940

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 149, 227, 298, 447, 454, 596, 681, 745, 894, 908, 947, 1135, 1362, 1490, 1788, 1894, 2235, 2270, 2724, 2841, 2980, 3405, 3788, 4470, 4540, 4735, 5682, 6810, 8940, 9470, 11364, 13620, 14205, 18940, 28410, 33823, 56820, 67646, 101469, 135292, 141103, 169115, 202938, 214969, 282206, 338230, 405876, 423309, 429938, 507345, 564412, 644907, 676460, 705515, 846618, 859876, 1014690, 1074845, 1289814, 1411030, 1693236, 2029380, 2116545, 2149690, 2579628, 2822060, 3224535, 4233090, 4299380, 6449070, 8466180, 12898140, 32030381, 64060762, 96091143, 128121524, 160151905, 192182286, 320303810, 384364572, 480455715, 640607620, 960911430, 1921822860]

約数ペア:

[(1, 1921822860), (2, 960911430), (3, 640607620), (4, 480455715), (5, 384364572), (6, 320303810), (10, 192182286), (12, 160151905), (15, 128121524), (20, 96091143), (30, 64060762), (60, 32030381), (149, 12898140), (227, 8466180), (298, 6449070), (447, 4299380), (454, 4233090), (596, 3224535), (681, 2822060), (745, 2579628), (894, 2149690), (908, 2116545), (947, 2029380), (1135, 1693236), (1362, 1411030), (1490, 1289814), (1788, 1074845), (1894, 1014690), (2235, 859876), (2270, 846618), (2724, 705515), (2841, 676460), (2980, 644907), (3405, 564412), (3788, 507345), (4470, 429938), (4540, 423309), (4735, 405876), (5682, 338230), (6810, 282206), (8940, 214969), (9470, 202938), (11364, 169115), (13620, 141103), (14205, 135292), (18940, 101469), (28410, 67646), (33823, 56820)]