208045744

素因数分解:

$2^4\times {\mathrm{19}}^2\times {\mathrm{181}}^1\times {\mathrm{199}}^1$

素因数の和:426

約数の個数: 60

約数和(自身を含む): 429920400

約数和(自身を除く): 221874656

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 181, 199, 304, 361, 362, 398, 722, 724, 796, 1444, 1448, 1592, 2888, 2896, 3184, 3439, 3781, 5776, 6878, 7562, 13756, 15124, 27512, 30248, 36019, 55024, 60496, 65341, 71839, 72038, 130682, 143678, 144076, 261364, 287356, 288152, 522728, 574712, 576304, 684361, 1045456, 1149424, 1368722, 2737444, 5474888, 10949776, 13002859, 26005718, 52011436, 104022872, 208045744]

約数ペア:

[(1, 208045744), (2, 104022872), (4, 52011436), (8, 26005718), (16, 13002859), (19, 10949776), (38, 5474888), (76, 2737444), (152, 1368722), (181, 1149424), (199, 1045456), (304, 684361), (361, 576304), (362, 574712), (398, 522728), (722, 288152), (724, 287356), (796, 261364), (1444, 144076), (1448, 143678), (1592, 130682), (2888, 72038), (2896, 71839), (3184, 65341), (3439, 60496), (3781, 55024), (5776, 36019), (6878, 30248), (7562, 27512), (13756, 15124)]