257109768

素因数分解:

$2^3\times 3^3\times {\mathrm{17}}^1\times {\mathrm{70019}}^1$

素因数の和:70051

約数の個数: 64

約数和(自身を含む): 756216000

約数和(自身を除く): 499106232

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 17, 18, 24, 27, 34, 36, 51, 54, 68, 72, 102, 108, 136, 153, 204, 216, 306, 408, 459, 612, 918, 1224, 1836, 3672, 70019, 140038, 210057, 280076, 420114, 560152, 630171, 840228, 1190323, 1260342, 1680456, 1890513, 2380646, 2520684, 3570969, 3781026, 4761292, 5041368, 7141938, 7562052, 9522584, 10712907, 14283876, 15124104, 21425814, 28567752, 32138721, 42851628, 64277442, 85703256, 128554884, 257109768]

約数ペア:

[(1, 257109768), (2, 128554884), (3, 85703256), (4, 64277442), (6, 42851628), (8, 32138721), (9, 28567752), (12, 21425814), (17, 15124104), (18, 14283876), (24, 10712907), (27, 9522584), (34, 7562052), (36, 7141938), (51, 5041368), (54, 4761292), (68, 3781026), (72, 3570969), (102, 2520684), (108, 2380646), (136, 1890513), (153, 1680456), (204, 1260342), (216, 1190323), (306, 840228), (408, 630171), (459, 560152), (612, 420114), (918, 280076), (1224, 210057), (1836, 140038), (3672, 70019)]