209128896

素因数分解:

$2^6\times 3^2\times {\mathrm{19}}^1\times {\mathrm{97}}^1\times {\mathrm{197}}^1$

素因数の和:331

約数の個数: 168

約数和(自身を含む): 640720080

約数和(自身を除く): 431591184

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 19, 24, 32, 36, 38, 48, 57, 64, 72, 76, 96, 97, 114, 144, 152, 171, 192, 194, 197, 228, 288, 291, 304, 342, 388, 394, 456, 576, 582, 591, 608, 684, 776, 788, 873, 912, 1164, 1182, 1216, 1368, 1552, 1576, 1746, 1773, 1824, 1843, 2328, 2364, 2736, 3104, 3152, 3492, 3546, 3648, 3686, 3743, 4656, 4728, 5472, 5529, 6208, 6304, 6984, 7092, 7372, 7486, 9312, 9456, 10944, 11058, 11229, 12608, 13968, 14184, 14744, 14972, 16587, 18624, 18912, 19109, 22116, 22458, 27936, 28368, 29488, 29944, 33174, 33687, 37824, 38218, 44232, 44916, 55872, 56736, 57327, 58976, 59888, 66348, 67374, 76436, 88464, 89832, 113472, 114654, 117952, 119776, 132696, 134748, 152872, 171981, 176928, 179664, 229308, 239552, 265392, 269496, 305744, 343962, 353856, 359328, 363071, 458616, 530784, 538992, 611488, 687924, 718656, 726142, 917232, 1061568, 1077984, 1089213, 1222976, 1375848, 1452284, 1834464, 2155968, 2178426, 2751696, 2904568, 3267639, 3668928, 4356852, 5503392, 5809136, 6535278, 8713704, 11006784, 11618272, 13070556, 17427408, 23236544, 26141112, 34854816, 52282224, 69709632, 104564448, 209128896]

約数ペア:

[(1, 209128896), (2, 104564448), (3, 69709632), (4, 52282224), (6, 34854816), (8, 26141112), (9, 23236544), (12, 17427408), (16, 13070556), (18, 11618272), (19, 11006784), (24, 8713704), (32, 6535278), (36, 5809136), (38, 5503392), (48, 4356852), (57, 3668928), (64, 3267639), (72, 2904568), (76, 2751696), (96, 2178426), (97, 2155968), (114, 1834464), (144, 1452284), (152, 1375848), (171, 1222976), (192, 1089213), (194, 1077984), (197, 1061568), (228, 917232), (288, 726142), (291, 718656), (304, 687924), (342, 611488), (388, 538992), (394, 530784), (456, 458616), (576, 363071), (582, 359328), (591, 353856), (608, 343962), (684, 305744), (776, 269496), (788, 265392), (873, 239552), (912, 229308), (1164, 179664), (1182, 176928), (1216, 171981), (1368, 152872), (1552, 134748), (1576, 132696), (1746, 119776), (1773, 117952), (1824, 114654), (1843, 113472), (2328, 89832), (2364, 88464), (2736, 76436), (3104, 67374), (3152, 66348), (3492, 59888), (3546, 58976), (3648, 57327), (3686, 56736), (3743, 55872), (4656, 44916), (4728, 44232), (5472, 38218), (5529, 37824), (6208, 33687), (6304, 33174), (6984, 29944), (7092, 29488), (7372, 28368), (7486, 27936), (9312, 22458), (9456, 22116), (10944, 19109), (11058, 18912), (11229, 18624), (12608, 16587), (13968, 14972), (14184, 14744)]