318138128

素因数分解:

$2^4\times 7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{13591}}^1$

素因数の和:13636

約数の個数: 80

約数和(自身を含む): 808995840

約数和(自身を除く): 490857712

約数列:

[1, 2, 4, 7, 8, 11, 14, 16, 19, 22, 28, 38, 44, 56, 76, 77, 88, 112, 133, 152, 154, 176, 209, 266, 304, 308, 418, 532, 616, 836, 1064, 1232, 1463, 1672, 2128, 2926, 3344, 5852, 11704, 13591, 23408, 27182, 54364, 95137, 108728, 149501, 190274, 217456, 258229, 299002, 380548, 516458, 598004, 761096, 1032916, 1046507, 1196008, 1522192, 1807603, 2065832, 2093014, 2392016, 2840519, 3615206, 4131664, 4186028, 5681038, 7230412, 8372056, 11362076, 14460824, 16744112, 19883633, 22724152, 28921648, 39767266, 45448304, 79534532, 159069064, 318138128]

約数ペア:

[(1, 318138128), (2, 159069064), (4, 79534532), (7, 45448304), (8, 39767266), (11, 28921648), (14, 22724152), (16, 19883633), (19, 16744112), (22, 14460824), (28, 11362076), (38, 8372056), (44, 7230412), (56, 5681038), (76, 4186028), (77, 4131664), (88, 3615206), (112, 2840519), (133, 2392016), (152, 2093014), (154, 2065832), (176, 1807603), (209, 1522192), (266, 1196008), (304, 1046507), (308, 1032916), (418, 761096), (532, 598004), (616, 516458), (836, 380548), (1064, 299002), (1232, 258229), (1463, 217456), (1672, 190274), (2128, 149501), (2926, 108728), (3344, 95137), (5852, 54364), (11704, 27182), (13591, 23408)]