257305356

素因数分解:

$2^2\times 3^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{30941}}^1$

素因数の和:30972

約数の個数: 96

約数和(自身を含む): 831720960

約数和(自身を除く): 574415604

約数列:

[1, 2, 3, 4, 6, 7, 9, 11, 12, 14, 18, 21, 22, 27, 28, 33, 36, 42, 44, 54, 63, 66, 77, 84, 99, 108, 126, 132, 154, 189, 198, 231, 252, 297, 308, 378, 396, 462, 594, 693, 756, 924, 1188, 1386, 2079, 2772, 4158, 8316, 30941, 61882, 92823, 123764, 185646, 216587, 278469, 340351, 371292, 433174, 556938, 649761, 680702, 835407, 866348, 1021053, 1113876, 1299522, 1361404, 1670814, 1949283, 2042106, 2382457, 2599044, 3063159, 3341628, 3898566, 4084212, 4764914, 5847849, 6126318, 7147371, 7797132, 9189477, 9529828, 11695698, 12252636, 14294742, 18378954, 21442113, 23391396, 28589484, 36757908, 42884226, 64326339, 85768452, 128652678, 257305356]

約数ペア:

[(1, 257305356), (2, 128652678), (3, 85768452), (4, 64326339), (6, 42884226), (7, 36757908), (9, 28589484), (11, 23391396), (12, 21442113), (14, 18378954), (18, 14294742), (21, 12252636), (22, 11695698), (27, 9529828), (28, 9189477), (33, 7797132), (36, 7147371), (42, 6126318), (44, 5847849), (54, 4764914), (63, 4084212), (66, 3898566), (77, 3341628), (84, 3063159), (99, 2599044), (108, 2382457), (126, 2042106), (132, 1949283), (154, 1670814), (189, 1361404), (198, 1299522), (231, 1113876), (252, 1021053), (297, 866348), (308, 835407), (378, 680702), (396, 649761), (462, 556938), (594, 433174), (693, 371292), (756, 340351), (924, 278469), (1188, 216587), (1386, 185646), (2079, 123764), (2772, 92823), (4158, 61882), (8316, 30941)]