266880

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{139}}^1$

素因数の和:161

約数の個数: 64

約数和(自身を含む): 856800

約数和(自身を除く): 589920

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, 139, 160, 192, 240, 278, 320, 384, 417, 480, 556, 640, 695, 834, 960, 1112, 1390, 1668, 1920, 2085, 2224, 2780, 3336, 4170, 4448, 5560, 6672, 8340, 8896, 11120, 13344, 16680, 17792, 22240, 26688, 33360, 44480, 53376, 66720, 88960, 133440, 266880]

約数ペア:

[(1, 266880), (2, 133440), (3, 88960), (4, 66720), (5, 53376), (6, 44480), (8, 33360), (10, 26688), (12, 22240), (15, 17792), (16, 16680), (20, 13344), (24, 11120), (30, 8896), (32, 8340), (40, 6672), (48, 5560), (60, 4448), (64, 4170), (80, 3336), (96, 2780), (120, 2224), (128, 2085), (139, 1920), (160, 1668), (192, 1390), (240, 1112), (278, 960), (320, 834), (384, 695), (417, 640), (480, 556)]