180981892

素因数分解:

$2^2\times 7^3\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{139}}^1$

素因数の和:250

約数の個数: 96

約数和(自身を含む): 406112000

約数和(自身を除く): 225130108

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 49, 52, 73, 91, 98, 139, 146, 182, 196, 278, 292, 343, 364, 511, 556, 637, 686, 949, 973, 1022, 1274, 1372, 1807, 1898, 1946, 2044, 2548, 3577, 3614, 3796, 3892, 4459, 6643, 6811, 7154, 7228, 8918, 10147, 12649, 13286, 13622, 14308, 17836, 20294, 25039, 25298, 26572, 27244, 40588, 46501, 47677, 50078, 50596, 71029, 88543, 93002, 95354, 100156, 131911, 142058, 177086, 186004, 190708, 263822, 284116, 325507, 354172, 497203, 527644, 619801, 651014, 923377, 994406, 1239602, 1302028, 1846754, 1988812, 2479204, 3480421, 3693508, 6463639, 6960842, 12927278, 13921684, 25854556, 45245473, 90490946, 180981892]

約数ペア:

[(1, 180981892), (2, 90490946), (4, 45245473), (7, 25854556), (13, 13921684), (14, 12927278), (26, 6960842), (28, 6463639), (49, 3693508), (52, 3480421), (73, 2479204), (91, 1988812), (98, 1846754), (139, 1302028), (146, 1239602), (182, 994406), (196, 923377), (278, 651014), (292, 619801), (343, 527644), (364, 497203), (511, 354172), (556, 325507), (637, 284116), (686, 263822), (949, 190708), (973, 186004), (1022, 177086), (1274, 142058), (1372, 131911), (1807, 100156), (1898, 95354), (1946, 93002), (2044, 88543), (2548, 71029), (3577, 50596), (3614, 50078), (3796, 47677), (3892, 46501), (4459, 40588), (6643, 27244), (6811, 26572), (7154, 25298), (7228, 25039), (8918, 20294), (10147, 17836), (12649, 14308), (13286, 13622)]