290853068

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{17}}^2\times {\mathrm{89}}^1\times {\mathrm{257}}^1$

素因数の和:395

約数の個数: 72

約数和(自身を含む): 598797360

約数和(自身を除く): 307944292

約数列:

[1, 2, 4, 11, 17, 22, 34, 44, 68, 89, 178, 187, 257, 289, 356, 374, 514, 578, 748, 979, 1028, 1156, 1513, 1958, 2827, 3026, 3179, 3916, 4369, 5654, 6052, 6358, 8738, 11308, 12716, 16643, 17476, 22873, 25721, 33286, 45746, 48059, 51442, 66572, 74273, 91492, 96118, 102884, 148546, 192236, 251603, 282931, 297092, 388841, 503206, 565862, 777682, 817003, 1006412, 1131724, 1555364, 1634006, 3268012, 4277251, 6610297, 8554502, 13220594, 17109004, 26441188, 72713267, 145426534, 290853068]

約数ペア:

[(1, 290853068), (2, 145426534), (4, 72713267), (11, 26441188), (17, 17109004), (22, 13220594), (34, 8554502), (44, 6610297), (68, 4277251), (89, 3268012), (178, 1634006), (187, 1555364), (257, 1131724), (289, 1006412), (356, 817003), (374, 777682), (514, 565862), (578, 503206), (748, 388841), (979, 297092), (1028, 282931), (1156, 251603), (1513, 192236), (1958, 148546), (2827, 102884), (3026, 96118), (3179, 91492), (3916, 74273), (4369, 66572), (5654, 51442), (6052, 48059), (6358, 45746), (8738, 33286), (11308, 25721), (12716, 22873), (16643, 17476)]