205292010

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{181}}^1\times {\mathrm{491}}^1$

素因数の和:700

約数の個数: 128

約数和(自身を含む): 618928128

約数和(自身を除く): 413636118

約数列:

[1, 2, 3, 5, 6, 7, 10, 11, 14, 15, 21, 22, 30, 33, 35, 42, 55, 66, 70, 77, 105, 110, 154, 165, 181, 210, 231, 330, 362, 385, 462, 491, 543, 770, 905, 982, 1086, 1155, 1267, 1473, 1810, 1991, 2310, 2455, 2534, 2715, 2946, 3437, 3801, 3982, 4910, 5401, 5430, 5973, 6335, 6874, 7365, 7602, 9955, 10311, 10802, 11946, 12670, 13937, 14730, 16203, 17185, 19005, 19910, 20622, 27005, 27874, 29865, 32406, 34370, 37807, 38010, 41811, 51555, 54010, 59730, 69685, 75614, 81015, 83622, 88871, 103110, 113421, 139370, 162030, 177742, 189035, 209055, 226842, 266613, 378070, 418110, 444355, 533226, 567105, 622097, 888710, 977581, 1134210, 1244194, 1333065, 1866291, 1955162, 2666130, 2932743, 3110485, 3732582, 4887905, 5865486, 6220970, 6843067, 9331455, 9775810, 13686134, 14663715, 18662910, 20529201, 29327430, 34215335, 41058402, 68430670, 102646005, 205292010]

約数ペア:

[(1, 205292010), (2, 102646005), (3, 68430670), (5, 41058402), (6, 34215335), (7, 29327430), (10, 20529201), (11, 18662910), (14, 14663715), (15, 13686134), (21, 9775810), (22, 9331455), (30, 6843067), (33, 6220970), (35, 5865486), (42, 4887905), (55, 3732582), (66, 3110485), (70, 2932743), (77, 2666130), (105, 1955162), (110, 1866291), (154, 1333065), (165, 1244194), (181, 1134210), (210, 977581), (231, 888710), (330, 622097), (362, 567105), (385, 533226), (462, 444355), (491, 418110), (543, 378070), (770, 266613), (905, 226842), (982, 209055), (1086, 189035), (1155, 177742), (1267, 162030), (1473, 139370), (1810, 113421), (1991, 103110), (2310, 88871), (2455, 83622), (2534, 81015), (2715, 75614), (2946, 69685), (3437, 59730), (3801, 54010), (3982, 51555), (4910, 41811), (5401, 38010), (5430, 37807), (5973, 34370), (6335, 32406), (6874, 29865), (7365, 27874), (7602, 27005), (9955, 20622), (10311, 19910), (10802, 19005), (11946, 17185), (12670, 16203), (13937, 14730)]