257147712

素因数分解:

$2^6\times 3^2\times {\mathrm{17}}^1\times {\mathrm{26261}}^1$

素因数の和:26296

約数の個数: 84

約数和(自身を含む): 780454116

約数和(自身を除く): 523306404

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 17, 18, 24, 32, 34, 36, 48, 51, 64, 68, 72, 96, 102, 136, 144, 153, 192, 204, 272, 288, 306, 408, 544, 576, 612, 816, 1088, 1224, 1632, 2448, 3264, 4896, 9792, 26261, 52522, 78783, 105044, 157566, 210088, 236349, 315132, 420176, 446437, 472698, 630264, 840352, 892874, 945396, 1260528, 1339311, 1680704, 1785748, 1890792, 2521056, 2678622, 3571496, 3781584, 4017933, 5042112, 5357244, 7142992, 7563168, 8035866, 10714488, 14285984, 15126336, 16071732, 21428976, 28571968, 32143464, 42857952, 64286928, 85715904, 128573856, 257147712]

約数ペア:

[(1, 257147712), (2, 128573856), (3, 85715904), (4, 64286928), (6, 42857952), (8, 32143464), (9, 28571968), (12, 21428976), (16, 16071732), (17, 15126336), (18, 14285984), (24, 10714488), (32, 8035866), (34, 7563168), (36, 7142992), (48, 5357244), (51, 5042112), (64, 4017933), (68, 3781584), (72, 3571496), (96, 2678622), (102, 2521056), (136, 1890792), (144, 1785748), (153, 1680704), (192, 1339311), (204, 1260528), (272, 945396), (288, 892874), (306, 840352), (408, 630264), (544, 472698), (576, 446437), (612, 420176), (816, 315132), (1088, 236349), (1224, 210088), (1632, 157566), (2448, 105044), (3264, 78783), (4896, 52522), (9792, 26261)]