340725760

素因数分解:

$2^{12}\times 5^1\times {\mathrm{127}}^1\times {\mathrm{131}}^1$

素因数の和:287

約数の個数: 104

約数和(自身を含む): 830370816

約数和(自身を除く): 489645056

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 127, 128, 131, 160, 254, 256, 262, 320, 508, 512, 524, 635, 640, 655, 1016, 1024, 1048, 1270, 1280, 1310, 2032, 2048, 2096, 2540, 2560, 2620, 4064, 4096, 4192, 5080, 5120, 5240, 8128, 8384, 10160, 10240, 10480, 16256, 16637, 16768, 20320, 20480, 20960, 32512, 33274, 33536, 40640, 41920, 65024, 66548, 67072, 81280, 83185, 83840, 130048, 133096, 134144, 162560, 166370, 167680, 260096, 266192, 268288, 325120, 332740, 335360, 520192, 532384, 536576, 650240, 665480, 670720, 1064768, 1300480, 1330960, 1341440, 2129536, 2600960, 2661920, 2682880, 4259072, 5323840, 8518144, 10647680, 17036288, 21295360, 34072576, 42590720, 68145152, 85181440, 170362880, 340725760]

約数ペア:

[(1, 340725760), (2, 170362880), (4, 85181440), (5, 68145152), (8, 42590720), (10, 34072576), (16, 21295360), (20, 17036288), (32, 10647680), (40, 8518144), (64, 5323840), (80, 4259072), (127, 2682880), (128, 2661920), (131, 2600960), (160, 2129536), (254, 1341440), (256, 1330960), (262, 1300480), (320, 1064768), (508, 670720), (512, 665480), (524, 650240), (635, 536576), (640, 532384), (655, 520192), (1016, 335360), (1024, 332740), (1048, 325120), (1270, 268288), (1280, 266192), (1310, 260096), (2032, 167680), (2048, 166370), (2096, 162560), (2540, 134144), (2560, 133096), (2620, 130048), (4064, 83840), (4096, 83185), (4192, 81280), (5080, 67072), (5120, 66548), (5240, 65024), (8128, 41920), (8384, 40640), (10160, 33536), (10240, 33274), (10480, 32512), (16256, 20960), (16637, 20480), (16768, 20320)]