161771456

素因数分解:

$2^6\times 7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{1931}}^1$

素因数の和:1978

約数の個数: 112

約数和(自身を含む): 423988992

約数和(自身を除く): 262217536

約数列:

[1, 2, 4, 7, 8, 11, 14, 16, 17, 22, 28, 32, 34, 44, 56, 64, 68, 77, 88, 112, 119, 136, 154, 176, 187, 224, 238, 272, 308, 352, 374, 448, 476, 544, 616, 704, 748, 952, 1088, 1232, 1309, 1496, 1904, 1931, 2464, 2618, 2992, 3808, 3862, 4928, 5236, 5984, 7616, 7724, 10472, 11968, 13517, 15448, 20944, 21241, 27034, 30896, 32827, 41888, 42482, 54068, 61792, 65654, 83776, 84964, 108136, 123584, 131308, 148687, 169928, 216272, 229789, 262616, 297374, 339856, 361097, 432544, 459578, 525232, 594748, 679712, 722194, 865088, 919156, 1050464, 1189496, 1359424, 1444388, 1838312, 2100928, 2378992, 2527679, 2888776, 3676624, 4757984, 5055358, 5777552, 7353248, 9515968, 10110716, 11555104, 14706496, 20221432, 23110208, 40442864, 80885728, 161771456]

約数ペア:

[(1, 161771456), (2, 80885728), (4, 40442864), (7, 23110208), (8, 20221432), (11, 14706496), (14, 11555104), (16, 10110716), (17, 9515968), (22, 7353248), (28, 5777552), (32, 5055358), (34, 4757984), (44, 3676624), (56, 2888776), (64, 2527679), (68, 2378992), (77, 2100928), (88, 1838312), (112, 1444388), (119, 1359424), (136, 1189496), (154, 1050464), (176, 919156), (187, 865088), (224, 722194), (238, 679712), (272, 594748), (308, 525232), (352, 459578), (374, 432544), (448, 361097), (476, 339856), (544, 297374), (616, 262616), (704, 229789), (748, 216272), (952, 169928), (1088, 148687), (1232, 131308), (1309, 123584), (1496, 108136), (1904, 84964), (1931, 83776), (2464, 65654), (2618, 61792), (2992, 54068), (3808, 42482), (3862, 41888), (4928, 32827), (5236, 30896), (5984, 27034), (7616, 21241), (7724, 20944), (10472, 15448), (11968, 13517)]