291567180

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{68443}}^1$

素因数の和:68526

約数の個数: 48

約数和(自身を含む): 827898624

約数和(自身を除く): 536331444

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 71, 142, 213, 284, 355, 426, 710, 852, 1065, 1420, 2130, 4260, 68443, 136886, 205329, 273772, 342215, 410658, 684430, 821316, 1026645, 1368860, 2053290, 4106580, 4859453, 9718906, 14578359, 19437812, 24297265, 29156718, 48594530, 58313436, 72891795, 97189060, 145783590, 291567180]

約数ペア:

[(1, 291567180), (2, 145783590), (3, 97189060), (4, 72891795), (5, 58313436), (6, 48594530), (10, 29156718), (12, 24297265), (15, 19437812), (20, 14578359), (30, 9718906), (60, 4859453), (71, 4106580), (142, 2053290), (213, 1368860), (284, 1026645), (355, 821316), (426, 684430), (710, 410658), (852, 342215), (1065, 273772), (1420, 205329), (2130, 136886), (4260, 68443)]