648407376

素因数分解:

$2^4\times 3^3\times {\mathrm{19}}^1\times {\mathrm{197}}^1\times {\mathrm{401}}^1$

素因数の和:634

約数の個数: 160

約数和(自身を含む): 1973980800

約数和(自身を除く): 1325573424

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 19, 24, 27, 36, 38, 48, 54, 57, 72, 76, 108, 114, 144, 152, 171, 197, 216, 228, 304, 342, 394, 401, 432, 456, 513, 591, 684, 788, 802, 912, 1026, 1182, 1203, 1368, 1576, 1604, 1773, 2052, 2364, 2406, 2736, 3152, 3208, 3546, 3609, 3743, 4104, 4728, 4812, 5319, 6416, 7092, 7218, 7486, 7619, 8208, 9456, 9624, 10638, 10827, 11229, 14184, 14436, 14972, 15238, 19248, 21276, 21654, 22458, 22857, 28368, 28872, 29944, 30476, 33687, 42552, 43308, 44916, 45714, 57744, 59888, 60952, 67374, 68571, 78997, 85104, 86616, 89832, 91428, 101061, 121904, 134748, 137142, 157994, 173232, 179664, 182856, 202122, 205713, 236991, 269496, 274284, 315988, 365712, 404244, 411426, 473982, 538992, 548568, 631976, 710973, 808488, 822852, 947964, 1097136, 1263952, 1421946, 1500943, 1616976, 1645704, 1895928, 2132919, 2843892, 3001886, 3291408, 3791856, 4265838, 4502829, 5687784, 6003772, 8531676, 9005658, 11375568, 12007544, 13508487, 17063352, 18011316, 24015088, 27016974, 34126704, 36022632, 40525461, 54033948, 72045264, 81050922, 108067896, 162101844, 216135792, 324203688, 648407376]

約数ペア:

[(1, 648407376), (2, 324203688), (3, 216135792), (4, 162101844), (6, 108067896), (8, 81050922), (9, 72045264), (12, 54033948), (16, 40525461), (18, 36022632), (19, 34126704), (24, 27016974), (27, 24015088), (36, 18011316), (38, 17063352), (48, 13508487), (54, 12007544), (57, 11375568), (72, 9005658), (76, 8531676), (108, 6003772), (114, 5687784), (144, 4502829), (152, 4265838), (171, 3791856), (197, 3291408), (216, 3001886), (228, 2843892), (304, 2132919), (342, 1895928), (394, 1645704), (401, 1616976), (432, 1500943), (456, 1421946), (513, 1263952), (591, 1097136), (684, 947964), (788, 822852), (802, 808488), (912, 710973), (1026, 631976), (1182, 548568), (1203, 538992), (1368, 473982), (1576, 411426), (1604, 404244), (1773, 365712), (2052, 315988), (2364, 274284), (2406, 269496), (2736, 236991), (3152, 205713), (3208, 202122), (3546, 182856), (3609, 179664), (3743, 173232), (4104, 157994), (4728, 137142), (4812, 134748), (5319, 121904), (6416, 101061), (7092, 91428), (7218, 89832), (7486, 86616), (7619, 85104), (8208, 78997), (9456, 68571), (9624, 67374), (10638, 60952), (10827, 59888), (11229, 57744), (14184, 45714), (14436, 44916), (14972, 43308), (15238, 42552), (19248, 33687), (21276, 30476), (21654, 29944), (22458, 28872), (22857, 28368)]