257479236

素因数分解:

$2^2\times 3^4\times 7^1\times {\mathrm{107}}^1\times {\mathrm{1061}}^1$

素因数の和:1191

約数の個数: 120

約数和(自身を含む): 777180096

約数和(自身を除く): 519700860

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 27, 28, 36, 42, 54, 63, 81, 84, 107, 108, 126, 162, 189, 214, 252, 321, 324, 378, 428, 567, 642, 749, 756, 963, 1061, 1134, 1284, 1498, 1926, 2122, 2247, 2268, 2889, 2996, 3183, 3852, 4244, 4494, 5778, 6366, 6741, 7427, 8667, 8988, 9549, 11556, 12732, 13482, 14854, 17334, 19098, 20223, 22281, 26964, 28647, 29708, 34668, 38196, 40446, 44562, 57294, 60669, 66843, 80892, 85941, 89124, 113527, 114588, 121338, 133686, 171882, 200529, 227054, 242676, 267372, 340581, 343764, 401058, 454108, 601587, 681162, 794689, 802116, 1021743, 1203174, 1362324, 1589378, 2043486, 2384067, 2406348, 3065229, 3178756, 4086972, 4768134, 6130458, 7152201, 9195687, 9536268, 12260916, 14304402, 18391374, 21456603, 28608804, 36782748, 42913206, 64369809, 85826412, 128739618, 257479236]

約数ペア:

[(1, 257479236), (2, 128739618), (3, 85826412), (4, 64369809), (6, 42913206), (7, 36782748), (9, 28608804), (12, 21456603), (14, 18391374), (18, 14304402), (21, 12260916), (27, 9536268), (28, 9195687), (36, 7152201), (42, 6130458), (54, 4768134), (63, 4086972), (81, 3178756), (84, 3065229), (107, 2406348), (108, 2384067), (126, 2043486), (162, 1589378), (189, 1362324), (214, 1203174), (252, 1021743), (321, 802116), (324, 794689), (378, 681162), (428, 601587), (567, 454108), (642, 401058), (749, 343764), (756, 340581), (963, 267372), (1061, 242676), (1134, 227054), (1284, 200529), (1498, 171882), (1926, 133686), (2122, 121338), (2247, 114588), (2268, 113527), (2889, 89124), (2996, 85941), (3183, 80892), (3852, 66843), (4244, 60669), (4494, 57294), (5778, 44562), (6366, 40446), (6741, 38196), (7427, 34668), (8667, 29708), (8988, 28647), (9549, 26964), (11556, 22281), (12732, 20223), (13482, 19098), (14854, 17334)]