271991770

素因数分解:

$2^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{59}}^1\times {\mathrm{71}}^1\times {\mathrm{151}}^1$

素因数の和:331

約数の個数: 64

約数和(自身を含む): 520058880

約数和(自身を除く): 248067110

約数列:

[1, 2, 5, 10, 43, 59, 71, 86, 118, 142, 151, 215, 295, 302, 355, 430, 590, 710, 755, 1510, 2537, 3053, 4189, 5074, 6106, 6493, 8378, 8909, 10721, 12685, 12986, 15265, 17818, 20945, 21442, 25370, 30530, 32465, 41890, 44545, 53605, 64930, 89090, 107210, 180127, 360254, 383087, 461003, 632539, 766174, 900635, 922006, 1265078, 1801270, 1915435, 2305015, 3162695, 3830870, 4610030, 6325390, 27199177, 54398354, 135995885, 271991770]

約数ペア:

[(1, 271991770), (2, 135995885), (5, 54398354), (10, 27199177), (43, 6325390), (59, 4610030), (71, 3830870), (86, 3162695), (118, 2305015), (142, 1915435), (151, 1801270), (215, 1265078), (295, 922006), (302, 900635), (355, 766174), (430, 632539), (590, 461003), (710, 383087), (755, 360254), (1510, 180127), (2537, 107210), (3053, 89090), (4189, 64930), (5074, 53605), (6106, 44545), (6493, 41890), (8378, 32465), (8909, 30530), (10721, 25370), (12685, 21442), (12986, 20945), (15265, 17818)]