26880

素因数分解:

$2^8\times 3^1\times 5^1\times 7^1$

素因数の和:31

約数の個数: 72

約数和(自身を含む): 98112

約数和(自身を除く): 71232

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 32, 35, 40, 42, 48, 56, 60, 64, 70, 80, 84, 96, 105, 112, 120, 128, 140, 160, 168, 192, 210, 224, 240, 256, 280, 320, 336, 384, 420, 448, 480, 560, 640, 672, 768, 840, 896, 960, 1120, 1280, 1344, 1680, 1792, 1920, 2240, 2688, 3360, 3840, 4480, 5376, 6720, 8960, 13440, 26880]

約数ペア:

[(1, 26880), (2, 13440), (3, 8960), (4, 6720), (5, 5376), (6, 4480), (7, 3840), (8, 3360), (10, 2688), (12, 2240), (14, 1920), (15, 1792), (16, 1680), (20, 1344), (21, 1280), (24, 1120), (28, 960), (30, 896), (32, 840), (35, 768), (40, 672), (42, 640), (48, 560), (56, 480), (60, 448), (64, 420), (70, 384), (80, 336), (84, 320), (96, 280), (105, 256), (112, 240), (120, 224), (128, 210), (140, 192), (160, 168)]