330321920

素因数分解:

$2^{12}\times 5^1\times {\mathrm{127}}^2$

素因数の和:283

約数の個数: 78

約数和(自身を含む): 798966522

約数和(自身を除く): 468644602

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 127, 128, 160, 254, 256, 320, 508, 512, 635, 640, 1016, 1024, 1270, 1280, 2032, 2048, 2540, 2560, 4064, 4096, 5080, 5120, 8128, 10160, 10240, 16129, 16256, 20320, 20480, 32258, 32512, 40640, 64516, 65024, 80645, 81280, 129032, 130048, 161290, 162560, 258064, 260096, 322580, 325120, 516128, 520192, 645160, 650240, 1032256, 1290320, 1300480, 2064512, 2580640, 2600960, 4129024, 5161280, 8258048, 10322560, 16516096, 20645120, 33032192, 41290240, 66064384, 82580480, 165160960, 330321920]

約数ペア:

[(1, 330321920), (2, 165160960), (4, 82580480), (5, 66064384), (8, 41290240), (10, 33032192), (16, 20645120), (20, 16516096), (32, 10322560), (40, 8258048), (64, 5161280), (80, 4129024), (127, 2600960), (128, 2580640), (160, 2064512), (254, 1300480), (256, 1290320), (320, 1032256), (508, 650240), (512, 645160), (635, 520192), (640, 516128), (1016, 325120), (1024, 322580), (1270, 260096), (1280, 258064), (2032, 162560), (2048, 161290), (2540, 130048), (2560, 129032), (4064, 81280), (4096, 80645), (5080, 65024), (5120, 64516), (8128, 40640), (10160, 32512), (10240, 32258), (16129, 20480), (16256, 20320)]