217486950

素因数分解:

$2^1\times 3^1\times 5^2\times {\mathrm{17}}^2\times {\mathrm{29}}^1\times {\mathrm{173}}^1$

素因数の和:251

約数の個数: 144

約数和(自身を含む): 596144880

約数和(自身を除く): 378657930

約数列:

[1, 2, 3, 5, 6, 10, 15, 17, 25, 29, 30, 34, 50, 51, 58, 75, 85, 87, 102, 145, 150, 170, 173, 174, 255, 289, 290, 346, 425, 435, 493, 510, 519, 578, 725, 850, 865, 867, 870, 986, 1038, 1275, 1445, 1450, 1479, 1730, 1734, 2175, 2465, 2550, 2595, 2890, 2941, 2958, 4325, 4335, 4350, 4930, 5017, 5190, 5882, 7225, 7395, 8381, 8650, 8670, 8823, 10034, 12325, 12975, 14450, 14705, 14790, 15051, 16762, 17646, 21675, 24650, 25085, 25143, 25950, 29410, 30102, 36975, 41905, 43350, 44115, 49997, 50170, 50286, 73525, 73950, 75255, 83810, 85289, 88230, 99994, 125425, 125715, 147050, 149991, 150510, 170578, 209525, 220575, 249985, 250850, 251430, 255867, 299982, 376275, 419050, 426445, 441150, 499970, 511734, 628575, 749955, 752550, 852890, 1249925, 1257150, 1279335, 1449913, 1499910, 2132225, 2499850, 2558670, 2899826, 3749775, 4264450, 4349739, 6396675, 7249565, 7499550, 8699478, 12793350, 14499130, 21748695, 36247825, 43497390, 72495650, 108743475, 217486950]

約数ペア:

[(1, 217486950), (2, 108743475), (3, 72495650), (5, 43497390), (6, 36247825), (10, 21748695), (15, 14499130), (17, 12793350), (25, 8699478), (29, 7499550), (30, 7249565), (34, 6396675), (50, 4349739), (51, 4264450), (58, 3749775), (75, 2899826), (85, 2558670), (87, 2499850), (102, 2132225), (145, 1499910), (150, 1449913), (170, 1279335), (173, 1257150), (174, 1249925), (255, 852890), (289, 752550), (290, 749955), (346, 628575), (425, 511734), (435, 499970), (493, 441150), (510, 426445), (519, 419050), (578, 376275), (725, 299982), (850, 255867), (865, 251430), (867, 250850), (870, 249985), (986, 220575), (1038, 209525), (1275, 170578), (1445, 150510), (1450, 149991), (1479, 147050), (1730, 125715), (1734, 125425), (2175, 99994), (2465, 88230), (2550, 85289), (2595, 83810), (2890, 75255), (2941, 73950), (2958, 73525), (4325, 50286), (4335, 50170), (4350, 49997), (4930, 44115), (5017, 43350), (5190, 41905), (5882, 36975), (7225, 30102), (7395, 29410), (8381, 25950), (8650, 25143), (8670, 25085), (8823, 24650), (10034, 21675), (12325, 17646), (12975, 16762), (14450, 15051), (14705, 14790)]