138277160

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{353}}^1\times {\mathrm{1399}}^1$

素因数の和:1770

約数の個数: 64

約数和(自身を含む): 356832000

約数和(自身を除く): 218554840

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 353, 706, 1399, 1412, 1765, 2471, 2798, 2824, 3530, 4942, 5596, 6995, 7060, 9793, 9884, 11192, 12355, 13990, 14120, 19586, 19768, 24710, 27980, 39172, 48965, 49420, 55960, 78344, 97930, 98840, 195860, 391720, 493847, 987694, 1975388, 2469235, 3456929, 3950776, 4938470, 6913858, 9876940, 13827716, 17284645, 19753880, 27655432, 34569290, 69138580, 138277160]

約数ペア:

[(1, 138277160), (2, 69138580), (4, 34569290), (5, 27655432), (7, 19753880), (8, 17284645), (10, 13827716), (14, 9876940), (20, 6913858), (28, 4938470), (35, 3950776), (40, 3456929), (56, 2469235), (70, 1975388), (140, 987694), (280, 493847), (353, 391720), (706, 195860), (1399, 98840), (1412, 97930), (1765, 78344), (2471, 55960), (2798, 49420), (2824, 48965), (3530, 39172), (4942, 27980), (5596, 24710), (6995, 19768), (7060, 19586), (9793, 14120), (9884, 13990), (11192, 12355)]