66720

素因数分解:

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

素因数の和:157

約数の個数: 48

約数和(自身を含む): 211680

約数和(自身を除く): 144960

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 80, 96, 120, 139, 160, 240, 278, 417, 480, 556, 695, 834, 1112, 1390, 1668, 2085, 2224, 2780, 3336, 4170, 4448, 5560, 6672, 8340, 11120, 13344, 16680, 22240, 33360, 66720]

約数ペア:

[(1, 66720), (2, 33360), (3, 22240), (4, 16680), (5, 13344), (6, 11120), (8, 8340), (10, 6672), (12, 5560), (15, 4448), (16, 4170), (20, 3336), (24, 2780), (30, 2224), (32, 2085), (40, 1668), (48, 1390), (60, 1112), (80, 834), (96, 695), (120, 556), (139, 480), (160, 417), (240, 278)]