72789640

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{23633}}^1$

素因数の和:23662

約数の個数: 64

約数和(自身を含む): 204197760

約数和(自身を除く): 131408120

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 20, 22, 28, 35, 40, 44, 55, 56, 70, 77, 88, 110, 140, 154, 220, 280, 308, 385, 440, 616, 770, 1540, 3080, 23633, 47266, 94532, 118165, 165431, 189064, 236330, 259963, 330862, 472660, 519926, 661724, 827155, 945320, 1039852, 1299815, 1323448, 1654310, 1819741, 2079704, 2599630, 3308620, 3639482, 5199260, 6617240, 7278964, 9098705, 10398520, 14557928, 18197410, 36394820, 72789640]

約数ペア:

[(1, 72789640), (2, 36394820), (4, 18197410), (5, 14557928), (7, 10398520), (8, 9098705), (10, 7278964), (11, 6617240), (14, 5199260), (20, 3639482), (22, 3308620), (28, 2599630), (35, 2079704), (40, 1819741), (44, 1654310), (55, 1323448), (56, 1299815), (70, 1039852), (77, 945320), (88, 827155), (110, 661724), (140, 519926), (154, 472660), (220, 330862), (280, 259963), (308, 236330), (385, 189064), (440, 165431), (616, 118165), (770, 94532), (1540, 47266), (3080, 23633)]