253347584

素因数分解:

$2^8\times 7^1\times {\mathrm{37}}^1\times {\mathrm{3821}}^1$

素因数の和:3881

約数の個数: 72

約数和(自身を含む): 593724768

約数和(自身を除く): 340377184

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 37, 56, 64, 74, 112, 128, 148, 224, 256, 259, 296, 448, 518, 592, 896, 1036, 1184, 1792, 2072, 2368, 3821, 4144, 4736, 7642, 8288, 9472, 15284, 16576, 26747, 30568, 33152, 53494, 61136, 66304, 106988, 122272, 141377, 213976, 244544, 282754, 427952, 489088, 565508, 855904, 978176, 989639, 1131016, 1711808, 1979278, 2262032, 3423616, 3958556, 4524064, 6847232, 7917112, 9048128, 15834224, 18096256, 31668448, 36192512, 63336896, 126673792, 253347584]

約数ペア:

[(1, 253347584), (2, 126673792), (4, 63336896), (7, 36192512), (8, 31668448), (14, 18096256), (16, 15834224), (28, 9048128), (32, 7917112), (37, 6847232), (56, 4524064), (64, 3958556), (74, 3423616), (112, 2262032), (128, 1979278), (148, 1711808), (224, 1131016), (256, 989639), (259, 978176), (296, 855904), (448, 565508), (518, 489088), (592, 427952), (896, 282754), (1036, 244544), (1184, 213976), (1792, 141377), (2072, 122272), (2368, 106988), (3821, 66304), (4144, 61136), (4736, 53494), (7642, 33152), (8288, 30568), (9472, 26747), (15284, 16576)]