70217240

素因数分解:

$2^3\times 5^1\times {\mathrm{73}}^1\times {\mathrm{139}}^1\times {\mathrm{173}}^1$

素因数の和:396

約数の個数: 64

約数和(自身を含む): 162237600

約数和(自身を除く): 92020360

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 73, 139, 146, 173, 278, 292, 346, 365, 556, 584, 692, 695, 730, 865, 1112, 1384, 1390, 1460, 1730, 2780, 2920, 3460, 5560, 6920, 10147, 12629, 20294, 24047, 25258, 40588, 48094, 50516, 50735, 63145, 81176, 96188, 101032, 101470, 120235, 126290, 192376, 202940, 240470, 252580, 405880, 480940, 505160, 961880, 1755431, 3510862, 7021724, 8777155, 14043448, 17554310, 35108620, 70217240]

約数ペア:

[(1, 70217240), (2, 35108620), (4, 17554310), (5, 14043448), (8, 8777155), (10, 7021724), (20, 3510862), (40, 1755431), (73, 961880), (139, 505160), (146, 480940), (173, 405880), (278, 252580), (292, 240470), (346, 202940), (365, 192376), (556, 126290), (584, 120235), (692, 101470), (695, 101032), (730, 96188), (865, 81176), (1112, 63145), (1384, 50735), (1390, 50516), (1460, 48094), (1730, 40588), (2780, 25258), (2920, 24047), (3460, 20294), (5560, 12629), (6920, 10147)]