81140070

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{12941}}^1$

素因数の和:12981

約数の個数: 64

約数和(自身を含む): 223637760

約数和(自身を除く): 142497690

約数列:

[1, 2, 3, 5, 6, 10, 11, 15, 19, 22, 30, 33, 38, 55, 57, 66, 95, 110, 114, 165, 190, 209, 285, 330, 418, 570, 627, 1045, 1254, 2090, 3135, 6270, 12941, 25882, 38823, 64705, 77646, 129410, 142351, 194115, 245879, 284702, 388230, 427053, 491758, 711755, 737637, 854106, 1229395, 1423510, 1475274, 2135265, 2458790, 2704669, 3688185, 4270530, 5409338, 7376370, 8114007, 13523345, 16228014, 27046690, 40570035, 81140070]

約数ペア:

[(1, 81140070), (2, 40570035), (3, 27046690), (5, 16228014), (6, 13523345), (10, 8114007), (11, 7376370), (15, 5409338), (19, 4270530), (22, 3688185), (30, 2704669), (33, 2458790), (38, 2135265), (55, 1475274), (57, 1423510), (66, 1229395), (95, 854106), (110, 737637), (114, 711755), (165, 491758), (190, 427053), (209, 388230), (285, 284702), (330, 245879), (418, 194115), (570, 142351), (627, 129410), (1045, 77646), (1254, 64705), (2090, 38823), (3135, 25882), (6270, 12941)]