65680440

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{78191}}^1$

素因数の和:78212

約数の個数: 64

約数和(自身を含む): 225192960

約数和(自身を除く): 159512520

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 105, 120, 140, 168, 210, 280, 420, 840, 78191, 156382, 234573, 312764, 390955, 469146, 547337, 625528, 781910, 938292, 1094674, 1172865, 1563820, 1642011, 1876584, 2189348, 2345730, 2736685, 3127640, 3284022, 4378696, 4691460, 5473370, 6568044, 8210055, 9382920, 10946740, 13136088, 16420110, 21893480, 32840220, 65680440]

約数ペア:

[(1, 65680440), (2, 32840220), (3, 21893480), (4, 16420110), (5, 13136088), (6, 10946740), (7, 9382920), (8, 8210055), (10, 6568044), (12, 5473370), (14, 4691460), (15, 4378696), (20, 3284022), (21, 3127640), (24, 2736685), (28, 2345730), (30, 2189348), (35, 1876584), (40, 1642011), (42, 1563820), (56, 1172865), (60, 1094674), (70, 938292), (84, 781910), (105, 625528), (120, 547337), (140, 469146), (168, 390955), (210, 312764), (280, 234573), (420, 156382), (840, 78191)]