6720

素因数分解:

$2^6\times 3^1\times 5^1\times 7^1$

素因数の和:27

約数の個数: 56

約数和(自身を含む): 24384

約数和(自身を除く): 17664

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, 140, 160, 168, 192, 210, 224, 240, 280, 320, 336, 420, 448, 480, 560, 672, 840, 960, 1120, 1344, 1680, 2240, 3360, 6720]

約数ペア:

[(1, 6720), (2, 3360), (3, 2240), (4, 1680), (5, 1344), (6, 1120), (7, 960), (8, 840), (10, 672), (12, 560), (14, 480), (15, 448), (16, 420), (20, 336), (21, 320), (24, 280), (28, 240), (30, 224), (32, 210), (35, 192), (40, 168), (42, 160), (48, 140), (56, 120), (60, 112), (64, 105), (70, 96), (80, 84)]