140785840

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{7963}}^1$

素因数の和:8006

約数の個数: 80

約数和(自身を含む): 373288608

約数和(自身を除く): 232502768

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 17, 20, 26, 34, 40, 52, 65, 68, 80, 85, 104, 130, 136, 170, 208, 221, 260, 272, 340, 442, 520, 680, 884, 1040, 1105, 1360, 1768, 2210, 3536, 4420, 7963, 8840, 15926, 17680, 31852, 39815, 63704, 79630, 103519, 127408, 135371, 159260, 207038, 270742, 318520, 414076, 517595, 541484, 637040, 676855, 828152, 1035190, 1082968, 1353710, 1656304, 1759823, 2070380, 2165936, 2707420, 3519646, 4140760, 5414840, 7039292, 8281520, 8799115, 10829680, 14078584, 17598230, 28157168, 35196460, 70392920, 140785840]

約数ペア:

[(1, 140785840), (2, 70392920), (4, 35196460), (5, 28157168), (8, 17598230), (10, 14078584), (13, 10829680), (16, 8799115), (17, 8281520), (20, 7039292), (26, 5414840), (34, 4140760), (40, 3519646), (52, 2707420), (65, 2165936), (68, 2070380), (80, 1759823), (85, 1656304), (104, 1353710), (130, 1082968), (136, 1035190), (170, 828152), (208, 676855), (221, 637040), (260, 541484), (272, 517595), (340, 414076), (442, 318520), (520, 270742), (680, 207038), (884, 159260), (1040, 135371), (1105, 127408), (1360, 103519), (1768, 79630), (2210, 63704), (3536, 39815), (4420, 31852), (7963, 17680), (8840, 15926)]