215570264

素因数分解:

$2^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{277}}^1\times {\mathrm{1069}}^1$

素因数の和:1372

約数の個数: 64

約数和(自身を含む): 499732800

約数和(自身を除く): 284162536

約数列:

[1, 2, 4, 7, 8, 13, 14, 26, 28, 52, 56, 91, 104, 182, 277, 364, 554, 728, 1069, 1108, 1939, 2138, 2216, 3601, 3878, 4276, 7202, 7483, 7756, 8552, 13897, 14404, 14966, 15512, 25207, 27794, 28808, 29932, 50414, 55588, 59864, 97279, 100828, 111176, 194558, 201656, 296113, 389116, 592226, 778232, 1184452, 2072791, 2368904, 3849469, 4145582, 7698938, 8291164, 15397876, 16582328, 26946283, 30795752, 53892566, 107785132, 215570264]

約数ペア:

[(1, 215570264), (2, 107785132), (4, 53892566), (7, 30795752), (8, 26946283), (13, 16582328), (14, 15397876), (26, 8291164), (28, 7698938), (52, 4145582), (56, 3849469), (91, 2368904), (104, 2072791), (182, 1184452), (277, 778232), (364, 592226), (554, 389116), (728, 296113), (1069, 201656), (1108, 194558), (1939, 111176), (2138, 100828), (2216, 97279), (3601, 59864), (3878, 55588), (4276, 50414), (7202, 29932), (7483, 28808), (7756, 27794), (8552, 25207), (13897, 15512), (14404, 14966)]