213955488

素因数分解:

$2^5\times 3^2\times {\mathrm{53}}^1\times {\mathrm{107}}^1\times {\mathrm{131}}^1$

素因数の和:307

約数の個数: 144

約数和(自身を含む): 630485856

約数和(自身を除く): 416530368

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 53, 72, 96, 106, 107, 131, 144, 159, 212, 214, 262, 288, 318, 321, 393, 424, 428, 477, 524, 636, 642, 786, 848, 856, 954, 963, 1048, 1179, 1272, 1284, 1572, 1696, 1712, 1908, 1926, 2096, 2358, 2544, 2568, 3144, 3424, 3816, 3852, 4192, 4716, 5088, 5136, 5671, 6288, 6943, 7632, 7704, 9432, 10272, 11342, 12576, 13886, 14017, 15264, 15408, 17013, 18864, 20829, 22684, 27772, 28034, 30816, 34026, 37728, 41658, 42051, 45368, 51039, 55544, 56068, 62487, 68052, 83316, 84102, 90736, 102078, 111088, 112136, 124974, 126153, 136104, 166632, 168204, 181472, 204156, 222176, 224272, 249948, 252306, 272208, 333264, 336408, 408312, 448544, 499896, 504612, 544416, 666528, 672816, 742901, 816624, 999792, 1009224, 1345632, 1485802, 1633248, 1999584, 2018448, 2228703, 2971604, 4036896, 4457406, 5943208, 6686109, 8914812, 11886416, 13372218, 17829624, 23772832, 26744436, 35659248, 53488872, 71318496, 106977744, 213955488]

約数ペア:

[(1, 213955488), (2, 106977744), (3, 71318496), (4, 53488872), (6, 35659248), (8, 26744436), (9, 23772832), (12, 17829624), (16, 13372218), (18, 11886416), (24, 8914812), (32, 6686109), (36, 5943208), (48, 4457406), (53, 4036896), (72, 2971604), (96, 2228703), (106, 2018448), (107, 1999584), (131, 1633248), (144, 1485802), (159, 1345632), (212, 1009224), (214, 999792), (262, 816624), (288, 742901), (318, 672816), (321, 666528), (393, 544416), (424, 504612), (428, 499896), (477, 448544), (524, 408312), (636, 336408), (642, 333264), (786, 272208), (848, 252306), (856, 249948), (954, 224272), (963, 222176), (1048, 204156), (1179, 181472), (1272, 168204), (1284, 166632), (1572, 136104), (1696, 126153), (1712, 124974), (1908, 112136), (1926, 111088), (2096, 102078), (2358, 90736), (2544, 84102), (2568, 83316), (3144, 68052), (3424, 62487), (3816, 56068), (3852, 55544), (4192, 51039), (4716, 45368), (5088, 42051), (5136, 41658), (5671, 37728), (6288, 34026), (6943, 30816), (7632, 28034), (7704, 27772), (9432, 22684), (10272, 20829), (11342, 18864), (12576, 17013), (13886, 15408), (14017, 15264)]