261965256

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{103}}^1\times {\mathrm{15139}}^1$

素因数の和:15258

約数の個数: 64

約数和(自身を含む): 755788800

約数和(自身を除く): 493823544

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 42, 56, 84, 103, 168, 206, 309, 412, 618, 721, 824, 1236, 1442, 2163, 2472, 2884, 4326, 5768, 8652, 15139, 17304, 30278, 45417, 60556, 90834, 105973, 121112, 181668, 211946, 317919, 363336, 423892, 635838, 847784, 1271676, 1559317, 2543352, 3118634, 4677951, 6237268, 9355902, 10915219, 12474536, 18711804, 21830438, 32745657, 37423608, 43660876, 65491314, 87321752, 130982628, 261965256]

約数ペア:

[(1, 261965256), (2, 130982628), (3, 87321752), (4, 65491314), (6, 43660876), (7, 37423608), (8, 32745657), (12, 21830438), (14, 18711804), (21, 12474536), (24, 10915219), (28, 9355902), (42, 6237268), (56, 4677951), (84, 3118634), (103, 2543352), (168, 1559317), (206, 1271676), (309, 847784), (412, 635838), (618, 423892), (721, 363336), (824, 317919), (1236, 211946), (1442, 181668), (2163, 121112), (2472, 105973), (2884, 90834), (4326, 60556), (5768, 45417), (8652, 30278), (15139, 17304)]