201990708

素因数分解:

$2^2\times 3^2\times {\mathrm{73}}^1\times {\mathrm{101}}^1\times {\mathrm{761}}^1$

素因数の和:945

約数の個数: 72

約数和(自身を含む): 523393416

約数和(自身を除く): 321402708

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 73, 101, 146, 202, 219, 292, 303, 404, 438, 606, 657, 761, 876, 909, 1212, 1314, 1522, 1818, 2283, 2628, 3044, 3636, 4566, 6849, 7373, 9132, 13698, 14746, 22119, 27396, 29492, 44238, 55553, 66357, 76861, 88476, 111106, 132714, 153722, 166659, 222212, 230583, 265428, 307444, 333318, 461166, 499977, 666636, 691749, 922332, 999954, 1383498, 1999908, 2766996, 5610853, 11221706, 16832559, 22443412, 33665118, 50497677, 67330236, 100995354, 201990708]

約数ペア:

[(1, 201990708), (2, 100995354), (3, 67330236), (4, 50497677), (6, 33665118), (9, 22443412), (12, 16832559), (18, 11221706), (36, 5610853), (73, 2766996), (101, 1999908), (146, 1383498), (202, 999954), (219, 922332), (292, 691749), (303, 666636), (404, 499977), (438, 461166), (606, 333318), (657, 307444), (761, 265428), (876, 230583), (909, 222212), (1212, 166659), (1314, 153722), (1522, 132714), (1818, 111106), (2283, 88476), (2628, 76861), (3044, 66357), (3636, 55553), (4566, 44238), (6849, 29492), (7373, 27396), (9132, 22119), (13698, 14746)]