261570792

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{157}}^1\times {\mathrm{211}}^1$

素因数の和:431

約数の個数: 128

約数和(自身を含む): 771747840

約数和(自身を除く): 510177048

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 42, 47, 56, 84, 94, 141, 157, 168, 188, 211, 282, 314, 329, 376, 422, 471, 564, 628, 633, 658, 844, 942, 987, 1099, 1128, 1256, 1266, 1316, 1477, 1688, 1884, 1974, 2198, 2532, 2632, 2954, 3297, 3768, 3948, 4396, 4431, 5064, 5908, 6594, 7379, 7896, 8792, 8862, 9917, 11816, 13188, 14758, 17724, 19834, 22137, 26376, 29516, 29751, 33127, 35448, 39668, 44274, 51653, 59032, 59502, 66254, 69419, 79336, 88548, 99381, 103306, 119004, 132508, 138838, 154959, 177096, 198762, 206612, 208257, 231889, 238008, 265016, 277676, 309918, 397524, 413224, 416514, 463778, 555352, 619836, 695667, 795048, 833028, 927556, 1239672, 1391334, 1556969, 1666056, 1855112, 2782668, 3113938, 4670907, 5565336, 6227876, 9341814, 10898783, 12455752, 18683628, 21797566, 32696349, 37367256, 43595132, 65392698, 87190264, 130785396, 261570792]

約数ペア:

[(1, 261570792), (2, 130785396), (3, 87190264), (4, 65392698), (6, 43595132), (7, 37367256), (8, 32696349), (12, 21797566), (14, 18683628), (21, 12455752), (24, 10898783), (28, 9341814), (42, 6227876), (47, 5565336), (56, 4670907), (84, 3113938), (94, 2782668), (141, 1855112), (157, 1666056), (168, 1556969), (188, 1391334), (211, 1239672), (282, 927556), (314, 833028), (329, 795048), (376, 695667), (422, 619836), (471, 555352), (564, 463778), (628, 416514), (633, 413224), (658, 397524), (844, 309918), (942, 277676), (987, 265016), (1099, 238008), (1128, 231889), (1256, 208257), (1266, 206612), (1316, 198762), (1477, 177096), (1688, 154959), (1884, 138838), (1974, 132508), (2198, 119004), (2532, 103306), (2632, 99381), (2954, 88548), (3297, 79336), (3768, 69419), (3948, 66254), (4396, 59502), (4431, 59032), (5064, 51653), (5908, 44274), (6594, 39668), (7379, 35448), (7896, 33127), (8792, 29751), (8862, 29516), (9917, 26376), (11816, 22137), (13188, 19834), (14758, 17724)]