272900980

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{23}}^1\times {\mathrm{4903}}^1$

素因数の和:4957

約数の個数: 72

約数和(自身を含む): 657449856

約数和(自身を除く): 384548876

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 23, 44, 46, 55, 92, 110, 115, 121, 220, 230, 242, 253, 460, 484, 506, 605, 1012, 1210, 1265, 2420, 2530, 2783, 4903, 5060, 5566, 9806, 11132, 13915, 19612, 24515, 27830, 49030, 53933, 55660, 98060, 107866, 112769, 215732, 225538, 269665, 451076, 539330, 563845, 593263, 1078660, 1127690, 1186526, 1240459, 2255380, 2373052, 2480918, 2966315, 4961836, 5932630, 6202295, 11865260, 12404590, 13645049, 24809180, 27290098, 54580196, 68225245, 136450490, 272900980]

約数ペア:

[(1, 272900980), (2, 136450490), (4, 68225245), (5, 54580196), (10, 27290098), (11, 24809180), (20, 13645049), (22, 12404590), (23, 11865260), (44, 6202295), (46, 5932630), (55, 4961836), (92, 2966315), (110, 2480918), (115, 2373052), (121, 2255380), (220, 1240459), (230, 1186526), (242, 1127690), (253, 1078660), (460, 593263), (484, 563845), (506, 539330), (605, 451076), (1012, 269665), (1210, 225538), (1265, 215732), (2420, 112769), (2530, 107866), (2783, 98060), (4903, 55660), (5060, 53933), (5566, 49030), (9806, 27830), (11132, 24515), (13915, 19612)]