128838544

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{139}}^1\times {\mathrm{3049}}^1$

素因数の和:3215

約数の個数: 40

約数和(自身を含む): 264740000

約数和(自身を除く): 135901456

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 139, 152, 278, 304, 556, 1112, 2224, 2641, 3049, 5282, 6098, 10564, 12196, 21128, 24392, 42256, 48784, 57931, 115862, 231724, 423811, 463448, 847622, 926896, 1695244, 3390488, 6780976, 8052409, 16104818, 32209636, 64419272, 128838544]

約数ペア:

[(1, 128838544), (2, 64419272), (4, 32209636), (8, 16104818), (16, 8052409), (19, 6780976), (38, 3390488), (76, 1695244), (139, 926896), (152, 847622), (278, 463448), (304, 423811), (556, 231724), (1112, 115862), (2224, 57931), (2641, 48784), (3049, 42256), (5282, 24392), (6098, 21128), (10564, 12196)]