208764560

素因数分解:

$2^4\times 5^1\times {\mathrm{23}}^2\times {\mathrm{4933}}^1$

素因数の和:4992

約数の個数: 60

約数和(自身を含む): 507501372

約数和(自身を除く): 298736812

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 40, 46, 80, 92, 115, 184, 230, 368, 460, 529, 920, 1058, 1840, 2116, 2645, 4232, 4933, 5290, 8464, 9866, 10580, 19732, 21160, 24665, 39464, 42320, 49330, 78928, 98660, 113459, 197320, 226918, 394640, 453836, 567295, 907672, 1134590, 1815344, 2269180, 2609557, 4538360, 5219114, 9076720, 10438228, 13047785, 20876456, 26095570, 41752912, 52191140, 104382280, 208764560]

約数ペア:

[(1, 208764560), (2, 104382280), (4, 52191140), (5, 41752912), (8, 26095570), (10, 20876456), (16, 13047785), (20, 10438228), (23, 9076720), (40, 5219114), (46, 4538360), (80, 2609557), (92, 2269180), (115, 1815344), (184, 1134590), (230, 907672), (368, 567295), (460, 453836), (529, 394640), (920, 226918), (1058, 197320), (1840, 113459), (2116, 98660), (2645, 78928), (4232, 49330), (4933, 42320), (5290, 39464), (8464, 24665), (9866, 21160), (10580, 19732)]