257387616

素因数分解:

$2^5\times 3^2\times {\mathrm{17}}^1\times {\mathrm{52571}}^1$

素因数の和:52604

約数の個数: 72

約数和(自身を含む): 775016424

約数和(自身を除く): 517628808

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 17, 18, 24, 32, 34, 36, 48, 51, 68, 72, 96, 102, 136, 144, 153, 204, 272, 288, 306, 408, 544, 612, 816, 1224, 1632, 2448, 4896, 52571, 105142, 157713, 210284, 315426, 420568, 473139, 630852, 841136, 893707, 946278, 1261704, 1682272, 1787414, 1892556, 2523408, 2681121, 3574828, 3785112, 5046816, 5362242, 7149656, 7570224, 8043363, 10724484, 14299312, 15140448, 16086726, 21448968, 28598624, 32173452, 42897936, 64346904, 85795872, 128693808, 257387616]

約数ペア:

[(1, 257387616), (2, 128693808), (3, 85795872), (4, 64346904), (6, 42897936), (8, 32173452), (9, 28598624), (12, 21448968), (16, 16086726), (17, 15140448), (18, 14299312), (24, 10724484), (32, 8043363), (34, 7570224), (36, 7149656), (48, 5362242), (51, 5046816), (68, 3785112), (72, 3574828), (96, 2681121), (102, 2523408), (136, 1892556), (144, 1787414), (153, 1682272), (204, 1261704), (272, 946278), (288, 893707), (306, 841136), (408, 630852), (544, 473139), (612, 420568), (816, 315426), (1224, 210284), (1632, 157713), (2448, 105142), (4896, 52571)]