155197168

素因数分解:

$2^4\times 7^1\times {\mathrm{19}}^1\times {\mathrm{72931}}^1$

素因数の和:72965

約数の個数: 40

約数和(自身を含む): 361742720

約数和(自身を除く): 206545552

約数列:

[1, 2, 4, 7, 8, 14, 16, 19, 28, 38, 56, 76, 112, 133, 152, 266, 304, 532, 1064, 2128, 72931, 145862, 291724, 510517, 583448, 1021034, 1166896, 1385689, 2042068, 2771378, 4084136, 5542756, 8168272, 9699823, 11085512, 19399646, 22171024, 38799292, 77598584, 155197168]

約数ペア:

[(1, 155197168), (2, 77598584), (4, 38799292), (7, 22171024), (8, 19399646), (14, 11085512), (16, 9699823), (19, 8168272), (28, 5542756), (38, 4084136), (56, 2771378), (76, 2042068), (112, 1385689), (133, 1166896), (152, 1021034), (266, 583448), (304, 510517), (532, 291724), (1064, 145862), (2128, 72931)]