206649320

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{127}}^1\times {\mathrm{2141}}^1$

素因数の和:2298

約数の個数: 64

約数和(自身を含む): 493516800

約数和(自身を除く): 286867480

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 127, 152, 190, 254, 380, 508, 635, 760, 1016, 1270, 2141, 2413, 2540, 4282, 4826, 5080, 8564, 9652, 10705, 12065, 17128, 19304, 21410, 24130, 40679, 42820, 48260, 81358, 85640, 96520, 162716, 203395, 271907, 325432, 406790, 543814, 813580, 1087628, 1359535, 1627160, 2175256, 2719070, 5166233, 5438140, 10332466, 10876280, 20664932, 25831165, 41329864, 51662330, 103324660, 206649320]

約数ペア:

[(1, 206649320), (2, 103324660), (4, 51662330), (5, 41329864), (8, 25831165), (10, 20664932), (19, 10876280), (20, 10332466), (38, 5438140), (40, 5166233), (76, 2719070), (95, 2175256), (127, 1627160), (152, 1359535), (190, 1087628), (254, 813580), (380, 543814), (508, 406790), (635, 325432), (760, 271907), (1016, 203395), (1270, 162716), (2141, 96520), (2413, 85640), (2540, 81358), (4282, 48260), (4826, 42820), (5080, 40679), (8564, 24130), (9652, 21410), (10705, 19304), (12065, 17128)]