189828688

素因数分解:

$2^4\times 7^1\times {\mathrm{41}}^1\times {\mathrm{67}}^1\times {\mathrm{617}}^1$

素因数の和:740

約数の個数: 80

約数和(自身を含む): 437721984

約数和(自身を除く): 247893296

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 41, 56, 67, 82, 112, 134, 164, 268, 287, 328, 469, 536, 574, 617, 656, 938, 1072, 1148, 1234, 1876, 2296, 2468, 2747, 3752, 4319, 4592, 4936, 5494, 7504, 8638, 9872, 10988, 17276, 19229, 21976, 25297, 34552, 38458, 41339, 43952, 50594, 69104, 76916, 82678, 101188, 153832, 165356, 177079, 202376, 289373, 307664, 330712, 354158, 404752, 578746, 661424, 708316, 1157492, 1416632, 1694899, 2314984, 2833264, 3389798, 4629968, 6779596, 11864293, 13559192, 23728586, 27118384, 47457172, 94914344, 189828688]

約数ペア:

[(1, 189828688), (2, 94914344), (4, 47457172), (7, 27118384), (8, 23728586), (14, 13559192), (16, 11864293), (28, 6779596), (41, 4629968), (56, 3389798), (67, 2833264), (82, 2314984), (112, 1694899), (134, 1416632), (164, 1157492), (268, 708316), (287, 661424), (328, 578746), (469, 404752), (536, 354158), (574, 330712), (617, 307664), (656, 289373), (938, 202376), (1072, 177079), (1148, 165356), (1234, 153832), (1876, 101188), (2296, 82678), (2468, 76916), (2747, 69104), (3752, 50594), (4319, 43952), (4592, 41339), (4936, 38458), (5494, 34552), (7504, 25297), (8638, 21976), (9872, 19229), (10988, 17276)]