257260176

素因数分解:

$2^4\times 3^2\times {\mathrm{73}}^1\times {\mathrm{24473}}^1$

素因数の和:24560

約数の個数: 60

約数和(自身を含む): 729863628

約数和(自身を除く): 472603452

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 48, 72, 73, 144, 146, 219, 292, 438, 584, 657, 876, 1168, 1314, 1752, 2628, 3504, 5256, 10512, 24473, 48946, 73419, 97892, 146838, 195784, 220257, 293676, 391568, 440514, 587352, 881028, 1174704, 1762056, 1786529, 3524112, 3573058, 5359587, 7146116, 10719174, 14292232, 16078761, 21438348, 28584464, 32157522, 42876696, 64315044, 85753392, 128630088, 257260176]

約数ペア:

[(1, 257260176), (2, 128630088), (3, 85753392), (4, 64315044), (6, 42876696), (8, 32157522), (9, 28584464), (12, 21438348), (16, 16078761), (18, 14292232), (24, 10719174), (36, 7146116), (48, 5359587), (72, 3573058), (73, 3524112), (144, 1786529), (146, 1762056), (219, 1174704), (292, 881028), (438, 587352), (584, 440514), (657, 391568), (876, 293676), (1168, 220257), (1314, 195784), (1752, 146838), (2628, 97892), (3504, 73419), (5256, 48946), (10512, 24473)]