128984464

素因数分解:

$2^4\times 7^3\times {\mathrm{19}}^1\times {\mathrm{1237}}^1$

素因数の和:1285

約数の個数: 80

約数和(自身を含む): 307024000

約数和(自身を除く): 178039536

約数列:

[1, 2, 4, 7, 8, 14, 16, 19, 28, 38, 49, 56, 76, 98, 112, 133, 152, 196, 266, 304, 343, 392, 532, 686, 784, 931, 1064, 1237, 1372, 1862, 2128, 2474, 2744, 3724, 4948, 5488, 6517, 7448, 8659, 9896, 13034, 14896, 17318, 19792, 23503, 26068, 34636, 47006, 52136, 60613, 69272, 94012, 104272, 121226, 138544, 164521, 188024, 242452, 329042, 376048, 424291, 484904, 658084, 848582, 969808, 1151647, 1316168, 1697164, 2303294, 2632336, 3394328, 4606588, 6788656, 8061529, 9213176, 16123058, 18426352, 32246116, 64492232, 128984464]

約数ペア:

[(1, 128984464), (2, 64492232), (4, 32246116), (7, 18426352), (8, 16123058), (14, 9213176), (16, 8061529), (19, 6788656), (28, 4606588), (38, 3394328), (49, 2632336), (56, 2303294), (76, 1697164), (98, 1316168), (112, 1151647), (133, 969808), (152, 848582), (196, 658084), (266, 484904), (304, 424291), (343, 376048), (392, 329042), (532, 242452), (686, 188024), (784, 164521), (931, 138544), (1064, 121226), (1237, 104272), (1372, 94012), (1862, 69272), (2128, 60613), (2474, 52136), (2744, 47006), (3724, 34636), (4948, 26068), (5488, 23503), (6517, 19792), (7448, 17318), (8659, 14896), (9896, 13034)]