245437472

素因数分解:

$2^5\times 7^2\times {\mathrm{157}}^1\times {\mathrm{997}}^1$

素因数の和:1178

約数の個数: 72

約数和(自身を含む): 566243244

約数和(自身を除く): 320805772

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 49, 56, 98, 112, 157, 196, 224, 314, 392, 628, 784, 997, 1099, 1256, 1568, 1994, 2198, 2512, 3988, 4396, 5024, 6979, 7693, 7976, 8792, 13958, 15386, 15952, 17584, 27916, 30772, 31904, 35168, 48853, 55832, 61544, 97706, 111664, 123088, 156529, 195412, 223328, 246176, 313058, 390824, 626116, 781648, 1095703, 1252232, 1563296, 2191406, 2504464, 4382812, 5008928, 7669921, 8765624, 15339842, 17531248, 30679684, 35062496, 61359368, 122718736, 245437472]

約数ペア:

[(1, 245437472), (2, 122718736), (4, 61359368), (7, 35062496), (8, 30679684), (14, 17531248), (16, 15339842), (28, 8765624), (32, 7669921), (49, 5008928), (56, 4382812), (98, 2504464), (112, 2191406), (157, 1563296), (196, 1252232), (224, 1095703), (314, 781648), (392, 626116), (628, 390824), (784, 313058), (997, 246176), (1099, 223328), (1256, 195412), (1568, 156529), (1994, 123088), (2198, 111664), (2512, 97706), (3988, 61544), (4396, 55832), (5024, 48853), (6979, 35168), (7693, 31904), (7976, 30772), (8792, 27916), (13958, 17584), (15386, 15952)]