320537728

素因数分解:

$2^7\times 7^1\times {\mathrm{191}}^1\times {\mathrm{1873}}^1$

素因数の和:2085

約数の個数: 64

約数和(自身を含む): 734008320

約数和(自身を除く): 413470592

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 112, 128, 191, 224, 382, 448, 764, 896, 1337, 1528, 1873, 2674, 3056, 3746, 5348, 6112, 7492, 10696, 12224, 13111, 14984, 21392, 24448, 26222, 29968, 42784, 52444, 59936, 85568, 104888, 119872, 171136, 209776, 239744, 357743, 419552, 715486, 839104, 1430972, 1678208, 2504201, 2861944, 5008402, 5723888, 10016804, 11447776, 20033608, 22895552, 40067216, 45791104, 80134432, 160268864, 320537728]

約数ペア:

[(1, 320537728), (2, 160268864), (4, 80134432), (7, 45791104), (8, 40067216), (14, 22895552), (16, 20033608), (28, 11447776), (32, 10016804), (56, 5723888), (64, 5008402), (112, 2861944), (128, 2504201), (191, 1678208), (224, 1430972), (382, 839104), (448, 715486), (764, 419552), (896, 357743), (1337, 239744), (1528, 209776), (1873, 171136), (2674, 119872), (3056, 104888), (3746, 85568), (5348, 59936), (6112, 52444), (7492, 42784), (10696, 29968), (12224, 26222), (13111, 24448), (14984, 21392)]