17966937520

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{97}}^1\times {\mathrm{353}}^1\times {\mathrm{937}}^1$

素因数の和:1407

約数の個数: 160

約数和(自身を含む): 48421150848

約数和(自身を除く): 30454213328

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 97, 112, 140, 194, 280, 353, 388, 485, 560, 679, 706, 776, 937, 970, 1358, 1412, 1552, 1765, 1874, 1940, 2471, 2716, 2824, 3395, 3530, 3748, 3880, 4685, 4942, 5432, 5648, 6559, 6790, 7060, 7496, 7760, 9370, 9884, 10864, 12355, 13118, 13580, 14120, 14992, 18740, 19768, 24710, 26236, 27160, 28240, 32795, 34241, 37480, 39536, 49420, 52472, 54320, 65590, 68482, 74960, 90889, 98840, 104944, 131180, 136964, 171205, 181778, 197680, 239687, 262360, 273928, 330761, 342410, 363556, 454445, 479374, 524720, 547856, 636223, 661522, 684820, 727112, 908890, 958748, 1198435, 1272446, 1323044, 1369640, 1454224, 1653805, 1817780, 1917496, 2315327, 2396870, 2544892, 2646088, 2739280, 3181115, 3307610, 3635560, 3834992, 4630654, 4793740, 5089784, 5292176, 6362230, 6615220, 7271120, 9261308, 9587480, 10179568, 11576635, 12724460, 13230440, 18522616, 19174960, 23153270, 25448920, 26460880, 32083817, 37045232, 46306540, 50897840, 64167634, 92613080, 128335268, 160419085, 185226160, 224586719, 256670536, 320838170, 449173438, 513341072, 641676340, 898346876, 1122933595, 1283352680, 1796693752, 2245867190, 2566705360, 3593387504, 4491734380, 8983468760, 17966937520]

約数ペア:

[(1, 17966937520), (2, 8983468760), (4, 4491734380), (5, 3593387504), (7, 2566705360), (8, 2245867190), (10, 1796693752), (14, 1283352680), (16, 1122933595), (20, 898346876), (28, 641676340), (35, 513341072), (40, 449173438), (56, 320838170), (70, 256670536), (80, 224586719), (97, 185226160), (112, 160419085), (140, 128335268), (194, 92613080), (280, 64167634), (353, 50897840), (388, 46306540), (485, 37045232), (560, 32083817), (679, 26460880), (706, 25448920), (776, 23153270), (937, 19174960), (970, 18522616), (1358, 13230440), (1412, 12724460), (1552, 11576635), (1765, 10179568), (1874, 9587480), (1940, 9261308), (2471, 7271120), (2716, 6615220), (2824, 6362230), (3395, 5292176), (3530, 5089784), (3748, 4793740), (3880, 4630654), (4685, 3834992), (4942, 3635560), (5432, 3307610), (5648, 3181115), (6559, 2739280), (6790, 2646088), (7060, 2544892), (7496, 2396870), (7760, 2315327), (9370, 1917496), (9884, 1817780), (10864, 1653805), (12355, 1454224), (13118, 1369640), (13580, 1323044), (14120, 1272446), (14992, 1198435), (18740, 958748), (19768, 908890), (24710, 727112), (26236, 684820), (27160, 661522), (28240, 636223), (32795, 547856), (34241, 524720), (37480, 479374), (39536, 454445), (49420, 363556), (52472, 342410), (54320, 330761), (65590, 273928), (68482, 262360), (74960, 239687), (90889, 197680), (98840, 181778), (104944, 171205), (131180, 136964)]