86816940

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{97}}^1\times {\mathrm{2131}}^1$

素因数の和:2247

約数の個数: 96

約数和(自身を含む): 280809984

約数和(自身を除く): 193993044

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 97, 105, 140, 194, 210, 291, 388, 420, 485, 582, 679, 970, 1164, 1358, 1455, 1940, 2037, 2131, 2716, 2910, 3395, 4074, 4262, 5820, 6393, 6790, 8148, 8524, 10185, 10655, 12786, 13580, 14917, 20370, 21310, 25572, 29834, 31965, 40740, 42620, 44751, 59668, 63930, 74585, 89502, 127860, 149170, 179004, 206707, 223755, 298340, 413414, 447510, 620121, 826828, 895020, 1033535, 1240242, 1446949, 2067070, 2480484, 2893898, 3100605, 4134140, 4340847, 5787796, 6201210, 7234745, 8681694, 12402420, 14469490, 17363388, 21704235, 28938980, 43408470, 86816940]

約数ペア:

[(1, 86816940), (2, 43408470), (3, 28938980), (4, 21704235), (5, 17363388), (6, 14469490), (7, 12402420), (10, 8681694), (12, 7234745), (14, 6201210), (15, 5787796), (20, 4340847), (21, 4134140), (28, 3100605), (30, 2893898), (35, 2480484), (42, 2067070), (60, 1446949), (70, 1240242), (84, 1033535), (97, 895020), (105, 826828), (140, 620121), (194, 447510), (210, 413414), (291, 298340), (388, 223755), (420, 206707), (485, 179004), (582, 149170), (679, 127860), (970, 89502), (1164, 74585), (1358, 63930), (1455, 59668), (1940, 44751), (2037, 42620), (2131, 40740), (2716, 31965), (2910, 29834), (3395, 25572), (4074, 21310), (4262, 20370), (5820, 14917), (6393, 13580), (6790, 12786), (8148, 10655), (8524, 10185)]