157354820

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{157}}^1\times {\mathrm{7159}}^1$

素因数の和:7332

約数の個数: 48

約数和(自身を含む): 380110080

約数和(自身を除く): 222755260

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 157, 314, 628, 785, 1099, 1570, 2198, 3140, 4396, 5495, 7159, 10990, 14318, 21980, 28636, 35795, 50113, 71590, 100226, 143180, 200452, 250565, 501130, 1002260, 1123963, 2247926, 4495852, 5619815, 7867741, 11239630, 15735482, 22479260, 31470964, 39338705, 78677410, 157354820]

約数ペア:

[(1, 157354820), (2, 78677410), (4, 39338705), (5, 31470964), (7, 22479260), (10, 15735482), (14, 11239630), (20, 7867741), (28, 5619815), (35, 4495852), (70, 2247926), (140, 1123963), (157, 1002260), (314, 501130), (628, 250565), (785, 200452), (1099, 143180), (1570, 100226), (2198, 71590), (3140, 50113), (4396, 35795), (5495, 28636), (7159, 21980), (10990, 14318)]