15728076765

素因数分解:

$3^2\times 5^1\times {\mathrm{31}}^2\times {\mathrm{367}}^1\times {\mathrm{991}}^1$

素因数の和:1431

約数の個数: 72

約数和(自身を含む): 28275047424

約数和(自身を除く): 12546970659

約数列:

[1, 3, 5, 9, 15, 31, 45, 93, 155, 279, 367, 465, 961, 991, 1101, 1395, 1835, 2883, 2973, 3303, 4805, 4955, 5505, 8649, 8919, 11377, 14415, 14865, 16515, 30721, 34131, 43245, 44595, 56885, 92163, 102393, 153605, 170655, 276489, 352687, 363697, 460815, 511965, 952351, 1058061, 1091091, 1382445, 1763435, 1818485, 2857053, 3174183, 3273273, 4761755, 5290305, 5455455, 8571159, 11274607, 14285265, 15870915, 16366365, 33823821, 42855795, 56373035, 101471463, 169119105, 349512817, 507357315, 1048538451, 1747564085, 3145615353, 5242692255, 15728076765]

約数ペア:

[(1, 15728076765), (3, 5242692255), (5, 3145615353), (9, 1747564085), (15, 1048538451), (31, 507357315), (45, 349512817), (93, 169119105), (155, 101471463), (279, 56373035), (367, 42855795), (465, 33823821), (961, 16366365), (991, 15870915), (1101, 14285265), (1395, 11274607), (1835, 8571159), (2883, 5455455), (2973, 5290305), (3303, 4761755), (4805, 3273273), (4955, 3174183), (5505, 2857053), (8649, 1818485), (8919, 1763435), (11377, 1382445), (14415, 1091091), (14865, 1058061), (16515, 952351), (30721, 511965), (34131, 460815), (43245, 363697), (44595, 352687), (56885, 276489), (92163, 170655), (102393, 153605)]