251076480

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{130769}}^1$

素因数の和:130791

約数の個数: 64

約数和(自身を含む): 800312400

約数和(自身を除く): 549235920

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 120, 128, 160, 192, 240, 320, 384, 480, 640, 960, 1920, 130769, 261538, 392307, 523076, 653845, 784614, 1046152, 1307690, 1569228, 1961535, 2092304, 2615380, 3138456, 3923070, 4184608, 5230760, 6276912, 7846140, 8369216, 10461520, 12553824, 15692280, 16738432, 20923040, 25107648, 31384560, 41846080, 50215296, 62769120, 83692160, 125538240, 251076480]

約数ペア:

[(1, 251076480), (2, 125538240), (3, 83692160), (4, 62769120), (5, 50215296), (6, 41846080), (8, 31384560), (10, 25107648), (12, 20923040), (15, 16738432), (16, 15692280), (20, 12553824), (24, 10461520), (30, 8369216), (32, 7846140), (40, 6276912), (48, 5230760), (60, 4184608), (64, 3923070), (80, 3138456), (96, 2615380), (120, 2092304), (128, 1961535), (160, 1569228), (192, 1307690), (240, 1046152), (320, 784614), (384, 653845), (480, 523076), (640, 392307), (960, 261538), (1920, 130769)]