161729748

素因数分解:

$2^2\times 3^2\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{73}}^1\times {\mathrm{79}}^1$

素因数の和:222

約数の個数: 144

約数和(自身を含む): 452524800

約数和(自身を除く): 290795052

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 19, 36, 38, 41, 57, 73, 76, 79, 82, 114, 123, 146, 158, 164, 171, 219, 228, 237, 246, 292, 316, 342, 369, 438, 474, 492, 657, 684, 711, 738, 779, 876, 948, 1314, 1387, 1422, 1476, 1501, 1558, 2337, 2628, 2774, 2844, 2993, 3002, 3116, 3239, 4161, 4503, 4674, 5548, 5767, 5986, 6004, 6478, 7011, 8322, 8979, 9006, 9348, 9717, 11534, 11972, 12483, 12956, 13509, 14022, 16644, 17301, 17958, 18012, 19434, 23068, 24966, 26937, 27018, 28044, 29151, 34602, 35916, 38868, 49932, 51903, 53874, 54036, 56867, 58302, 61541, 69204, 103806, 107748, 109573, 113734, 116604, 123082, 170601, 184623, 207612, 219146, 227468, 236447, 246164, 328719, 341202, 369246, 438292, 472894, 511803, 553869, 657438, 682404, 709341, 738492, 945788, 986157, 1023606, 1107738, 1314876, 1418682, 1972314, 2047212, 2128023, 2215476, 2837364, 3944628, 4256046, 4492493, 8512092, 8984986, 13477479, 17969972, 26954958, 40432437, 53909916, 80864874, 161729748]

約数ペア:

[(1, 161729748), (2, 80864874), (3, 53909916), (4, 40432437), (6, 26954958), (9, 17969972), (12, 13477479), (18, 8984986), (19, 8512092), (36, 4492493), (38, 4256046), (41, 3944628), (57, 2837364), (73, 2215476), (76, 2128023), (79, 2047212), (82, 1972314), (114, 1418682), (123, 1314876), (146, 1107738), (158, 1023606), (164, 986157), (171, 945788), (219, 738492), (228, 709341), (237, 682404), (246, 657438), (292, 553869), (316, 511803), (342, 472894), (369, 438292), (438, 369246), (474, 341202), (492, 328719), (657, 246164), (684, 236447), (711, 227468), (738, 219146), (779, 207612), (876, 184623), (948, 170601), (1314, 123082), (1387, 116604), (1422, 113734), (1476, 109573), (1501, 107748), (1558, 103806), (2337, 69204), (2628, 61541), (2774, 58302), (2844, 56867), (2993, 54036), (3002, 53874), (3116, 51903), (3239, 49932), (4161, 38868), (4503, 35916), (4674, 34602), (5548, 29151), (5767, 28044), (5986, 27018), (6004, 26937), (6478, 24966), (7011, 23068), (8322, 19434), (8979, 18012), (9006, 17958), (9348, 17301), (9717, 16644), (11534, 14022), (11972, 13509), (12483, 12956)]