212235210

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{19489}}^1$

素因数の和:19524

約数の個数: 72

約数和(自身を含む): 606567780

約数和(自身を除く): 394332570

約数列:

[1, 2, 3, 5, 6, 9, 10, 11, 15, 18, 22, 30, 33, 45, 55, 66, 90, 99, 110, 121, 165, 198, 242, 330, 363, 495, 605, 726, 990, 1089, 1210, 1815, 2178, 3630, 5445, 10890, 19489, 38978, 58467, 97445, 116934, 175401, 194890, 214379, 292335, 350802, 428758, 584670, 643137, 877005, 1071895, 1286274, 1754010, 1929411, 2143790, 2358169, 3215685, 3858822, 4716338, 6431370, 7074507, 9647055, 11790845, 14149014, 19294110, 21223521, 23581690, 35372535, 42447042, 70745070, 106117605, 212235210]

約数ペア:

[(1, 212235210), (2, 106117605), (3, 70745070), (5, 42447042), (6, 35372535), (9, 23581690), (10, 21223521), (11, 19294110), (15, 14149014), (18, 11790845), (22, 9647055), (30, 7074507), (33, 6431370), (45, 4716338), (55, 3858822), (66, 3215685), (90, 2358169), (99, 2143790), (110, 1929411), (121, 1754010), (165, 1286274), (198, 1071895), (242, 877005), (330, 643137), (363, 584670), (495, 428758), (605, 350802), (726, 292335), (990, 214379), (1089, 194890), (1210, 175401), (1815, 116934), (2178, 97445), (3630, 58467), (5445, 38978), (10890, 19489)]