161541648

素因数分解:

$2^4\times 3^3\times {\mathrm{19}}^1\times {\mathrm{19681}}^1$

素因数の和:19717

約数の個数: 80

約数和(自身を含む): 488113600

約数和(自身を除く): 326571952

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 19, 24, 27, 36, 38, 48, 54, 57, 72, 76, 108, 114, 144, 152, 171, 216, 228, 304, 342, 432, 456, 513, 684, 912, 1026, 1368, 2052, 2736, 4104, 8208, 19681, 39362, 59043, 78724, 118086, 157448, 177129, 236172, 314896, 354258, 373939, 472344, 531387, 708516, 747878, 944688, 1062774, 1121817, 1417032, 1495756, 2125548, 2243634, 2834064, 2991512, 3365451, 4251096, 4487268, 5983024, 6730902, 8502192, 8974536, 10096353, 13461804, 17949072, 20192706, 26923608, 40385412, 53847216, 80770824, 161541648]

約数ペア:

[(1, 161541648), (2, 80770824), (3, 53847216), (4, 40385412), (6, 26923608), (8, 20192706), (9, 17949072), (12, 13461804), (16, 10096353), (18, 8974536), (19, 8502192), (24, 6730902), (27, 5983024), (36, 4487268), (38, 4251096), (48, 3365451), (54, 2991512), (57, 2834064), (72, 2243634), (76, 2125548), (108, 1495756), (114, 1417032), (144, 1121817), (152, 1062774), (171, 944688), (216, 747878), (228, 708516), (304, 531387), (342, 472344), (432, 373939), (456, 354258), (513, 314896), (684, 236172), (912, 177129), (1026, 157448), (1368, 118086), (2052, 78724), (2736, 59043), (4104, 39362), (8208, 19681)]