257295612

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{180179}}^1$

素因数の和:180210

約数の個数: 48

約数和(自身を含む): 726485760

約数和(自身を除く): 469190148

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 17, 21, 28, 34, 42, 51, 68, 84, 102, 119, 204, 238, 357, 476, 714, 1428, 180179, 360358, 540537, 720716, 1081074, 1261253, 2162148, 2522506, 3063043, 3783759, 5045012, 6126086, 7567518, 9189129, 12252172, 15135036, 18378258, 21441301, 36756516, 42882602, 64323903, 85765204, 128647806, 257295612]

約数ペア:

[(1, 257295612), (2, 128647806), (3, 85765204), (4, 64323903), (6, 42882602), (7, 36756516), (12, 21441301), (14, 18378258), (17, 15135036), (21, 12252172), (28, 9189129), (34, 7567518), (42, 6126086), (51, 5045012), (68, 3783759), (84, 3063043), (102, 2522506), (119, 2162148), (204, 1261253), (238, 1081074), (357, 720716), (476, 540537), (714, 360358), (1428, 180179)]