290419808

素因数分解:

$2^5\times 7^1\times {\mathrm{37}}^1\times {\mathrm{67}}^1\times {\mathrm{523}}^1$

素因数の和:644

約数の個数: 96

約数和(自身を含む): 682424064

約数和(自身を除く): 392004256

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 37, 56, 67, 74, 112, 134, 148, 224, 259, 268, 296, 469, 518, 523, 536, 592, 938, 1036, 1046, 1072, 1184, 1876, 2072, 2092, 2144, 2479, 3661, 3752, 4144, 4184, 4958, 7322, 7504, 8288, 8368, 9916, 14644, 15008, 16736, 17353, 19351, 19832, 29288, 34706, 35041, 38702, 39664, 58576, 69412, 70082, 77404, 79328, 117152, 135457, 138824, 140164, 154808, 245287, 270914, 277648, 280328, 309616, 490574, 541828, 555296, 560656, 619232, 981148, 1083656, 1121312, 1296517, 1962296, 2167312, 2593034, 3924592, 4334624, 5186068, 7849184, 9075619, 10372136, 18151238, 20744272, 36302476, 41488544, 72604952, 145209904, 290419808]

約数ペア:

[(1, 290419808), (2, 145209904), (4, 72604952), (7, 41488544), (8, 36302476), (14, 20744272), (16, 18151238), (28, 10372136), (32, 9075619), (37, 7849184), (56, 5186068), (67, 4334624), (74, 3924592), (112, 2593034), (134, 2167312), (148, 1962296), (224, 1296517), (259, 1121312), (268, 1083656), (296, 981148), (469, 619232), (518, 560656), (523, 555296), (536, 541828), (592, 490574), (938, 309616), (1036, 280328), (1046, 277648), (1072, 270914), (1184, 245287), (1876, 154808), (2072, 140164), (2092, 138824), (2144, 135457), (2479, 117152), (3661, 79328), (3752, 77404), (4144, 70082), (4184, 69412), (4958, 58576), (7322, 39664), (7504, 38702), (8288, 35041), (8368, 34706), (9916, 29288), (14644, 19832), (15008, 19351), (16736, 17353)]