617894021470

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{139}}^1\times {\mathrm{157}}^1\times {\mathrm{257399}}^1$

素因数の和:257713

約数の個数: 64

約数和(自身を含む): 1229836608000

約数和(自身を除く): 611942586530

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 139, 157, 278, 314, 695, 785, 1390, 1529, 1570, 1727, 3058, 3454, 7645, 8635, 15290, 17270, 21823, 43646, 109115, 218230, 240053, 257399, 480106, 514798, 1200265, 1286995, 2400530, 2573990, 2831389, 5662778, 14156945, 28313890, 35778461, 40411643, 71556922, 80823286, 178892305, 202058215, 357784610, 393563071, 404116430, 444528073, 787126142, 889056146, 1967815355, 2222640365, 3935630710, 4445280730, 5617218377, 11234436754, 28086091885, 56172183770, 61789402147, 123578804294, 308947010735, 617894021470]

約数ペア:

[(1, 617894021470), (2, 308947010735), (5, 123578804294), (10, 61789402147), (11, 56172183770), (22, 28086091885), (55, 11234436754), (110, 5617218377), (139, 4445280730), (157, 3935630710), (278, 2222640365), (314, 1967815355), (695, 889056146), (785, 787126142), (1390, 444528073), (1529, 404116430), (1570, 393563071), (1727, 357784610), (3058, 202058215), (3454, 178892305), (7645, 80823286), (8635, 71556922), (15290, 40411643), (17270, 35778461), (21823, 28313890), (43646, 14156945), (109115, 5662778), (218230, 2831389), (240053, 2573990), (257399, 2400530), (480106, 1286995), (514798, 1200265)]