267785920

素因数分解:

$2^6\times 5^1\times {\mathrm{283}}^1\times {\mathrm{2957}}^1$

素因数の和:3257

約数の個数: 56

約数和(自身を含む): 640134864

約数和(自身を除く): 372348944

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 283, 320, 566, 1132, 1415, 2264, 2830, 2957, 4528, 5660, 5914, 9056, 11320, 11828, 14785, 18112, 22640, 23656, 29570, 45280, 47312, 59140, 90560, 94624, 118280, 189248, 236560, 473120, 836831, 946240, 1673662, 3347324, 4184155, 6694648, 8368310, 13389296, 16736620, 26778592, 33473240, 53557184, 66946480, 133892960, 267785920]

約数ペア:

[(1, 267785920), (2, 133892960), (4, 66946480), (5, 53557184), (8, 33473240), (10, 26778592), (16, 16736620), (20, 13389296), (32, 8368310), (40, 6694648), (64, 4184155), (80, 3347324), (160, 1673662), (283, 946240), (320, 836831), (566, 473120), (1132, 236560), (1415, 189248), (2264, 118280), (2830, 94624), (2957, 90560), (4528, 59140), (5660, 47312), (5914, 45280), (9056, 29570), (11320, 23656), (11828, 22640), (14785, 18112)]