147215120

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{353}}^1\times {\mathrm{401}}^1$

素因数の和:780

約数の個数: 80

約数和(自身を含む): 370570032

約数和(自身を除く): 223354912

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 130, 208, 260, 353, 401, 520, 706, 802, 1040, 1412, 1604, 1765, 2005, 2824, 3208, 3530, 4010, 4589, 5213, 5648, 6416, 7060, 8020, 9178, 10426, 14120, 16040, 18356, 20852, 22945, 26065, 28240, 32080, 36712, 41704, 45890, 52130, 73424, 83408, 91780, 104260, 141553, 183560, 208520, 283106, 367120, 417040, 566212, 707765, 1132424, 1415530, 1840189, 2264848, 2831060, 3680378, 5662120, 7360756, 9200945, 11324240, 14721512, 18401890, 29443024, 36803780, 73607560, 147215120]

約数ペア:

[(1, 147215120), (2, 73607560), (4, 36803780), (5, 29443024), (8, 18401890), (10, 14721512), (13, 11324240), (16, 9200945), (20, 7360756), (26, 5662120), (40, 3680378), (52, 2831060), (65, 2264848), (80, 1840189), (104, 1415530), (130, 1132424), (208, 707765), (260, 566212), (353, 417040), (401, 367120), (520, 283106), (706, 208520), (802, 183560), (1040, 141553), (1412, 104260), (1604, 91780), (1765, 83408), (2005, 73424), (2824, 52130), (3208, 45890), (3530, 41704), (4010, 36712), (4589, 32080), (5213, 28240), (5648, 26065), (6416, 22945), (7060, 20852), (8020, 18356), (9178, 16040), (10426, 14120)]