339587840

素因数分解:

$2^8\times 5^1\times {\mathrm{127}}^1\times {\mathrm{2089}}^1$

素因数の和:2237

約数の個数: 72

約数和(自身を含む): 820216320

約数和(自身を除く): 480628480

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 127, 128, 160, 254, 256, 320, 508, 635, 640, 1016, 1270, 1280, 2032, 2089, 2540, 4064, 4178, 5080, 8128, 8356, 10160, 10445, 16256, 16712, 20320, 20890, 32512, 33424, 40640, 41780, 66848, 81280, 83560, 133696, 162560, 167120, 265303, 267392, 334240, 530606, 534784, 668480, 1061212, 1326515, 1336960, 2122424, 2653030, 2673920, 4244848, 5306060, 8489696, 10612120, 16979392, 21224240, 33958784, 42448480, 67917568, 84896960, 169793920, 339587840]

約数ペア:

[(1, 339587840), (2, 169793920), (4, 84896960), (5, 67917568), (8, 42448480), (10, 33958784), (16, 21224240), (20, 16979392), (32, 10612120), (40, 8489696), (64, 5306060), (80, 4244848), (127, 2673920), (128, 2653030), (160, 2122424), (254, 1336960), (256, 1326515), (320, 1061212), (508, 668480), (635, 534784), (640, 530606), (1016, 334240), (1270, 267392), (1280, 265303), (2032, 167120), (2089, 162560), (2540, 133696), (4064, 83560), (4178, 81280), (5080, 66848), (8128, 41780), (8356, 40640), (10160, 33424), (10445, 32512), (16256, 20890), (16712, 20320)]