261569235690

素因数分解:

$2^1\times 3^3\times 5^1\times 7^1\times {\mathrm{138396421}}^1$

素因数の和:138396444

約数の個数: 64

約数和(自身を含む): 797163390720

約数和(自身を除く): 535594155030

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 27, 30, 35, 42, 45, 54, 63, 70, 90, 105, 126, 135, 189, 210, 270, 315, 378, 630, 945, 1890, 138396421, 276792842, 415189263, 691982105, 830378526, 968774947, 1245567789, 1383964210, 1937549894, 2075946315, 2491135578, 2906324841, 3736703367, 4151892630, 4843874735, 5812649682, 6227838945, 7473406734, 8718974523, 9687749470, 12455677890, 14531624205, 17437949046, 18683516835, 26156923569, 29063248410, 37367033670, 43594872615, 52313847138, 87189745230, 130784617845, 261569235690]

約数ペア:

[(1, 261569235690), (2, 130784617845), (3, 87189745230), (5, 52313847138), (6, 43594872615), (7, 37367033670), (9, 29063248410), (10, 26156923569), (14, 18683516835), (15, 17437949046), (18, 14531624205), (21, 12455677890), (27, 9687749470), (30, 8718974523), (35, 7473406734), (42, 6227838945), (45, 5812649682), (54, 4843874735), (63, 4151892630), (70, 3736703367), (90, 2906324841), (105, 2491135578), (126, 2075946315), (135, 1937549894), (189, 1383964210), (210, 1245567789), (270, 968774947), (315, 830378526), (378, 691982105), (630, 415189263), (945, 276792842), (1890, 138396421)]