199429510

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{691}}^1$

素因数の和:762

約数の個数: 96

約数和(自身を含む): 454394880

約数和(自身を除く): 254965370

約数列:

[1, 2, 5, 7, 10, 14, 19, 31, 35, 38, 49, 62, 70, 95, 98, 133, 155, 190, 217, 245, 266, 310, 434, 490, 589, 665, 691, 931, 1085, 1178, 1330, 1382, 1519, 1862, 2170, 2945, 3038, 3455, 4123, 4655, 4837, 5890, 6910, 7595, 8246, 9310, 9674, 13129, 15190, 20615, 21421, 24185, 26258, 28861, 33859, 41230, 42842, 48370, 57722, 65645, 67718, 91903, 107105, 131290, 144305, 149947, 169295, 183806, 214210, 288610, 299894, 338590, 406999, 459515, 643321, 749735, 813998, 919030, 1049629, 1286642, 1499470, 2034995, 2099258, 2848993, 3216605, 4069990, 5248145, 5697986, 6433210, 10496290, 14244965, 19942951, 28489930, 39885902, 99714755, 199429510]

約数ペア:

[(1, 199429510), (2, 99714755), (5, 39885902), (7, 28489930), (10, 19942951), (14, 14244965), (19, 10496290), (31, 6433210), (35, 5697986), (38, 5248145), (49, 4069990), (62, 3216605), (70, 2848993), (95, 2099258), (98, 2034995), (133, 1499470), (155, 1286642), (190, 1049629), (217, 919030), (245, 813998), (266, 749735), (310, 643321), (434, 459515), (490, 406999), (589, 338590), (665, 299894), (691, 288610), (931, 214210), (1085, 183806), (1178, 169295), (1330, 149947), (1382, 144305), (1519, 131290), (1862, 107105), (2170, 91903), (2945, 67718), (3038, 65645), (3455, 57722), (4123, 48370), (4655, 42842), (4837, 41230), (5890, 33859), (6910, 28861), (7595, 26258), (8246, 24185), (9310, 21421), (9674, 20615), (13129, 15190)]