144772960

素因数分解:

$2^5\times 5^1\times {\mathrm{479}}^1\times {\mathrm{1889}}^1$

素因数の和:2383

約数の個数: 48

約数和(自身を含む): 342921600

約数和(自身を除く): 198148640

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 479, 958, 1889, 1916, 2395, 3778, 3832, 4790, 7556, 7664, 9445, 9580, 15112, 15328, 18890, 19160, 30224, 37780, 38320, 60448, 75560, 76640, 151120, 302240, 904831, 1809662, 3619324, 4524155, 7238648, 9048310, 14477296, 18096620, 28954592, 36193240, 72386480, 144772960]

約数ペア:

[(1, 144772960), (2, 72386480), (4, 36193240), (5, 28954592), (8, 18096620), (10, 14477296), (16, 9048310), (20, 7238648), (32, 4524155), (40, 3619324), (80, 1809662), (160, 904831), (479, 302240), (958, 151120), (1889, 76640), (1916, 75560), (2395, 60448), (3778, 38320), (3832, 37780), (4790, 30224), (7556, 19160), (7664, 18890), (9445, 15328), (9580, 15112)]