1291212090

素因数分解:

$2^1\times 3^6\times 5^1\times 7^1\times {\mathrm{25303}}^1$

素因数の和:25335

約数の個数: 112

約数和(自身を含む): 3982647168

約数和(自身を除く): 2691435078

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 27, 30, 35, 42, 45, 54, 63, 70, 81, 90, 105, 126, 135, 162, 189, 210, 243, 270, 315, 378, 405, 486, 567, 630, 729, 810, 945, 1134, 1215, 1458, 1701, 1890, 2430, 2835, 3402, 3645, 5103, 5670, 7290, 8505, 10206, 17010, 25303, 25515, 50606, 51030, 75909, 126515, 151818, 177121, 227727, 253030, 354242, 379545, 455454, 531363, 683181, 759090, 885605, 1062726, 1138635, 1366362, 1594089, 1771210, 2049543, 2277270, 2656815, 3188178, 3415905, 4099086, 4782267, 5313630, 6148629, 6831810, 7970445, 9564534, 10247715, 12297258, 14346801, 15940890, 18445887, 20495430, 23911335, 28693602, 30743145, 36891774, 43040403, 47822670, 61486290, 71734005, 86080806, 92229435, 129121209, 143468010, 184458870, 215202015, 258242418, 430404030, 645606045, 1291212090]

約数ペア:

[(1, 1291212090), (2, 645606045), (3, 430404030), (5, 258242418), (6, 215202015), (7, 184458870), (9, 143468010), (10, 129121209), (14, 92229435), (15, 86080806), (18, 71734005), (21, 61486290), (27, 47822670), (30, 43040403), (35, 36891774), (42, 30743145), (45, 28693602), (54, 23911335), (63, 20495430), (70, 18445887), (81, 15940890), (90, 14346801), (105, 12297258), (126, 10247715), (135, 9564534), (162, 7970445), (189, 6831810), (210, 6148629), (243, 5313630), (270, 4782267), (315, 4099086), (378, 3415905), (405, 3188178), (486, 2656815), (567, 2277270), (630, 2049543), (729, 1771210), (810, 1594089), (945, 1366362), (1134, 1138635), (1215, 1062726), (1458, 885605), (1701, 759090), (1890, 683181), (2430, 531363), (2835, 455454), (3402, 379545), (3645, 354242), (5103, 253030), (5670, 227727), (7290, 177121), (8505, 151818), (10206, 126515), (17010, 75909), (25303, 51030), (25515, 50606)]