161119280

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{6691}}^1$

素因数の和:6754

約数の個数: 80

約数和(自身を含む): 438138624

約数和(自身を除く): 277019344

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 43, 56, 70, 80, 86, 112, 140, 172, 215, 280, 301, 344, 430, 560, 602, 688, 860, 1204, 1505, 1720, 2408, 3010, 3440, 4816, 6020, 6691, 12040, 13382, 24080, 26764, 33455, 46837, 53528, 66910, 93674, 107056, 133820, 187348, 234185, 267640, 287713, 374696, 468370, 535280, 575426, 749392, 936740, 1150852, 1438565, 1873480, 2013991, 2301704, 2877130, 3746960, 4027982, 4603408, 5754260, 8055964, 10069955, 11508520, 16111928, 20139910, 23017040, 32223856, 40279820, 80559640, 161119280]

約数ペア:

[(1, 161119280), (2, 80559640), (4, 40279820), (5, 32223856), (7, 23017040), (8, 20139910), (10, 16111928), (14, 11508520), (16, 10069955), (20, 8055964), (28, 5754260), (35, 4603408), (40, 4027982), (43, 3746960), (56, 2877130), (70, 2301704), (80, 2013991), (86, 1873480), (112, 1438565), (140, 1150852), (172, 936740), (215, 749392), (280, 575426), (301, 535280), (344, 468370), (430, 374696), (560, 287713), (602, 267640), (688, 234185), (860, 187348), (1204, 133820), (1505, 107056), (1720, 93674), (2408, 66910), (3010, 53528), (3440, 46837), (4816, 33455), (6020, 26764), (6691, 24080), (12040, 13382)]