210940275

素因数分解:

$3^1\times 5^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{997}}^1$

素因数の和:1061

約数の個数: 96

約数和(自身を含む): 443527168

約数和(自身を除く): 232586893

約数列:

[1, 3, 5, 7, 13, 15, 21, 25, 31, 35, 39, 65, 75, 91, 93, 105, 155, 175, 195, 217, 273, 325, 403, 455, 465, 525, 651, 775, 975, 997, 1085, 1209, 1365, 2015, 2275, 2325, 2821, 2991, 3255, 4985, 5425, 6045, 6825, 6979, 8463, 10075, 12961, 14105, 14955, 16275, 20937, 24925, 30225, 30907, 34895, 38883, 42315, 64805, 70525, 74775, 90727, 92721, 104685, 154535, 174475, 194415, 211575, 216349, 272181, 324025, 401791, 453635, 463605, 523425, 649047, 772675, 972075, 1081745, 1205373, 1360905, 2008955, 2268175, 2318025, 2812537, 3245235, 5408725, 6026865, 6804525, 8437611, 10044775, 14062685, 16226175, 30134325, 42188055, 70313425, 210940275]

約数ペア:

[(1, 210940275), (3, 70313425), (5, 42188055), (7, 30134325), (13, 16226175), (15, 14062685), (21, 10044775), (25, 8437611), (31, 6804525), (35, 6026865), (39, 5408725), (65, 3245235), (75, 2812537), (91, 2318025), (93, 2268175), (105, 2008955), (155, 1360905), (175, 1205373), (195, 1081745), (217, 972075), (273, 772675), (325, 649047), (403, 523425), (455, 463605), (465, 453635), (525, 401791), (651, 324025), (775, 272181), (975, 216349), (997, 211575), (1085, 194415), (1209, 174475), (1365, 154535), (2015, 104685), (2275, 92721), (2325, 90727), (2821, 74775), (2991, 70525), (3255, 64805), (4985, 42315), (5425, 38883), (6045, 34895), (6825, 30907), (6979, 30225), (8463, 24925), (10075, 20937), (12961, 16275), (14105, 14955)]