245966868

素因数分解:

$2^2\times 3^4\times 7^2\times {\mathrm{15493}}^1$

素因数の和:15523

約数の個数: 90

約数和(自身を含む): 748034826

約数和(自身を除く): 502067958

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 27, 28, 36, 42, 49, 54, 63, 81, 84, 98, 108, 126, 147, 162, 189, 196, 252, 294, 324, 378, 441, 567, 588, 756, 882, 1134, 1323, 1764, 2268, 2646, 3969, 5292, 7938, 15493, 15876, 30986, 46479, 61972, 92958, 108451, 139437, 185916, 216902, 278874, 325353, 418311, 433804, 557748, 650706, 759157, 836622, 976059, 1254933, 1301412, 1518314, 1673244, 1952118, 2277471, 2509866, 2928177, 3036628, 3904236, 4554942, 5019732, 5856354, 6832413, 8784531, 9109884, 11712708, 13664826, 17569062, 20497239, 27329652, 35138124, 40994478, 61491717, 81988956, 122983434, 245966868]

約数ペア:

[(1, 245966868), (2, 122983434), (3, 81988956), (4, 61491717), (6, 40994478), (7, 35138124), (9, 27329652), (12, 20497239), (14, 17569062), (18, 13664826), (21, 11712708), (27, 9109884), (28, 8784531), (36, 6832413), (42, 5856354), (49, 5019732), (54, 4554942), (63, 3904236), (81, 3036628), (84, 2928177), (98, 2509866), (108, 2277471), (126, 1952118), (147, 1673244), (162, 1518314), (189, 1301412), (196, 1254933), (252, 976059), (294, 836622), (324, 759157), (378, 650706), (441, 557748), (567, 433804), (588, 418311), (756, 325353), (882, 278874), (1134, 216902), (1323, 185916), (1764, 139437), (2268, 108451), (2646, 92958), (3969, 61972), (5292, 46479), (7938, 30986), (15493, 15876)]