1978785984

素因数分解:

$2^6\times 3^1\times 7^1\times {\mathrm{127}}^1\times {\mathrm{11593}}^1$

素因数の和:11742

約数の個数: 112

約数和(自身を含む): 6031106048

約数和(自身を除く): 4052320064

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 32, 42, 48, 56, 64, 84, 96, 112, 127, 168, 192, 224, 254, 336, 381, 448, 508, 672, 762, 889, 1016, 1344, 1524, 1778, 2032, 2667, 3048, 3556, 4064, 5334, 6096, 7112, 8128, 10668, 11593, 12192, 14224, 21336, 23186, 24384, 28448, 34779, 42672, 46372, 56896, 69558, 81151, 85344, 92744, 139116, 162302, 170688, 185488, 243453, 278232, 324604, 370976, 486906, 556464, 649208, 741952, 973812, 1112928, 1298416, 1472311, 1947624, 2225856, 2596832, 2944622, 3895248, 4416933, 5193664, 5889244, 7790496, 8833866, 10306177, 11778488, 15580992, 17667732, 20612354, 23556976, 30918531, 35335464, 41224708, 47113952, 61837062, 70670928, 82449416, 94227904, 123674124, 141341856, 164898832, 247348248, 282683712, 329797664, 494696496, 659595328, 989392992, 1978785984]

約数ペア:

[(1, 1978785984), (2, 989392992), (3, 659595328), (4, 494696496), (6, 329797664), (7, 282683712), (8, 247348248), (12, 164898832), (14, 141341856), (16, 123674124), (21, 94227904), (24, 82449416), (28, 70670928), (32, 61837062), (42, 47113952), (48, 41224708), (56, 35335464), (64, 30918531), (84, 23556976), (96, 20612354), (112, 17667732), (127, 15580992), (168, 11778488), (192, 10306177), (224, 8833866), (254, 7790496), (336, 5889244), (381, 5193664), (448, 4416933), (508, 3895248), (672, 2944622), (762, 2596832), (889, 2225856), (1016, 1947624), (1344, 1472311), (1524, 1298416), (1778, 1112928), (2032, 973812), (2667, 741952), (3048, 649208), (3556, 556464), (4064, 486906), (5334, 370976), (6096, 324604), (7112, 278232), (8128, 243453), (10668, 185488), (11593, 170688), (12192, 162302), (14224, 139116), (21336, 92744), (23186, 85344), (24384, 81151), (28448, 69558), (34779, 56896), (42672, 46372)]