219781968

素因数分解:

$2^4\times 3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{173}}^1\times {\mathrm{199}}^1$

素因数の和:409

約数の個数: 160

約数和(自身を含む): 690432000

約数和(自身を除く): 470650032

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 19, 21, 24, 28, 38, 42, 48, 56, 57, 76, 84, 112, 114, 133, 152, 168, 173, 199, 228, 266, 304, 336, 346, 398, 399, 456, 519, 532, 597, 692, 796, 798, 912, 1038, 1064, 1194, 1211, 1384, 1393, 1592, 1596, 2076, 2128, 2388, 2422, 2768, 2786, 3184, 3192, 3287, 3633, 3781, 4152, 4179, 4776, 4844, 5572, 6384, 6574, 7266, 7562, 8304, 8358, 9552, 9688, 9861, 11144, 11343, 13148, 14532, 15124, 16716, 19376, 19722, 22288, 22686, 23009, 26296, 26467, 29064, 30248, 33432, 34427, 39444, 45372, 46018, 52592, 52934, 58128, 60496, 66864, 68854, 69027, 78888, 79401, 90744, 92036, 103281, 105868, 137708, 138054, 157776, 158802, 181488, 184072, 206562, 211736, 240989, 275416, 276108, 317604, 368144, 413124, 423472, 481978, 550832, 552216, 635208, 654113, 722967, 826248, 963956, 1104432, 1270416, 1308226, 1445934, 1652496, 1927912, 1962339, 2616452, 2891868, 3855824, 3924678, 4578791, 5232904, 5783736, 7849356, 9157582, 10465808, 11567472, 13736373, 15698712, 18315164, 27472746, 31397424, 36630328, 54945492, 73260656, 109890984, 219781968]

約数ペア:

[(1, 219781968), (2, 109890984), (3, 73260656), (4, 54945492), (6, 36630328), (7, 31397424), (8, 27472746), (12, 18315164), (14, 15698712), (16, 13736373), (19, 11567472), (21, 10465808), (24, 9157582), (28, 7849356), (38, 5783736), (42, 5232904), (48, 4578791), (56, 3924678), (57, 3855824), (76, 2891868), (84, 2616452), (112, 1962339), (114, 1927912), (133, 1652496), (152, 1445934), (168, 1308226), (173, 1270416), (199, 1104432), (228, 963956), (266, 826248), (304, 722967), (336, 654113), (346, 635208), (398, 552216), (399, 550832), (456, 481978), (519, 423472), (532, 413124), (597, 368144), (692, 317604), (796, 276108), (798, 275416), (912, 240989), (1038, 211736), (1064, 206562), (1194, 184072), (1211, 181488), (1384, 158802), (1393, 157776), (1592, 138054), (1596, 137708), (2076, 105868), (2128, 103281), (2388, 92036), (2422, 90744), (2768, 79401), (2786, 78888), (3184, 69027), (3192, 68854), (3287, 66864), (3633, 60496), (3781, 58128), (4152, 52934), (4179, 52592), (4776, 46018), (4844, 45372), (5572, 39444), (6384, 34427), (6574, 33432), (7266, 30248), (7562, 29064), (8304, 26467), (8358, 26296), (9552, 23009), (9688, 22686), (9861, 22288), (11144, 19722), (11343, 19376), (13148, 16716), (14532, 15124)]