208728870

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{52313}}^1$

素因数の和:52349

約数の個数: 64

約数和(自身を含む): 602657280

約数和(自身を除く): 393928410

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 19, 21, 30, 35, 38, 42, 57, 70, 95, 105, 114, 133, 190, 210, 266, 285, 399, 570, 665, 798, 1330, 1995, 3990, 52313, 104626, 156939, 261565, 313878, 366191, 523130, 732382, 784695, 993947, 1098573, 1569390, 1830955, 1987894, 2197146, 2981841, 3661910, 4969735, 5492865, 5963682, 6957629, 9939470, 10985730, 13915258, 14909205, 20872887, 29818410, 34788145, 41745774, 69576290, 104364435, 208728870]

約数ペア:

[(1, 208728870), (2, 104364435), (3, 69576290), (5, 41745774), (6, 34788145), (7, 29818410), (10, 20872887), (14, 14909205), (15, 13915258), (19, 10985730), (21, 9939470), (30, 6957629), (35, 5963682), (38, 5492865), (42, 4969735), (57, 3661910), (70, 2981841), (95, 2197146), (105, 1987894), (114, 1830955), (133, 1569390), (190, 1098573), (210, 993947), (266, 784695), (285, 732382), (399, 523130), (570, 366191), (665, 313878), (798, 261565), (1330, 156939), (1995, 104626), (3990, 52313)]