221290496

素因数分解:

$2^{13}\times 7^1\times {\mathrm{17}}^1\times {\mathrm{227}}^1$

素因数の和:277

約数の個数: 112

約数和(自身を含む): 537886656

約数和(自身を除く): 316596160

約数列:

[1, 2, 4, 7, 8, 14, 16, 17, 28, 32, 34, 56, 64, 68, 112, 119, 128, 136, 224, 227, 238, 256, 272, 448, 454, 476, 512, 544, 896, 908, 952, 1024, 1088, 1589, 1792, 1816, 1904, 2048, 2176, 3178, 3584, 3632, 3808, 3859, 4096, 4352, 6356, 7168, 7264, 7616, 7718, 8192, 8704, 12712, 14336, 14528, 15232, 15436, 17408, 25424, 27013, 28672, 29056, 30464, 30872, 34816, 50848, 54026, 57344, 58112, 60928, 61744, 69632, 101696, 108052, 116224, 121856, 123488, 139264, 203392, 216104, 232448, 243712, 246976, 406784, 432208, 464896, 487424, 493952, 813568, 864416, 929792, 974848, 987904, 1627136, 1728832, 1859584, 1975808, 3254272, 3457664, 3951616, 6508544, 6915328, 7903232, 13017088, 13830656, 15806464, 27661312, 31612928, 55322624, 110645248, 221290496]

約数ペア:

[(1, 221290496), (2, 110645248), (4, 55322624), (7, 31612928), (8, 27661312), (14, 15806464), (16, 13830656), (17, 13017088), (28, 7903232), (32, 6915328), (34, 6508544), (56, 3951616), (64, 3457664), (68, 3254272), (112, 1975808), (119, 1859584), (128, 1728832), (136, 1627136), (224, 987904), (227, 974848), (238, 929792), (256, 864416), (272, 813568), (448, 493952), (454, 487424), (476, 464896), (512, 432208), (544, 406784), (896, 246976), (908, 243712), (952, 232448), (1024, 216104), (1088, 203392), (1589, 139264), (1792, 123488), (1816, 121856), (1904, 116224), (2048, 108052), (2176, 101696), (3178, 69632), (3584, 61744), (3632, 60928), (3808, 58112), (3859, 57344), (4096, 54026), (4352, 50848), (6356, 34816), (7168, 30872), (7264, 30464), (7616, 29056), (7718, 28672), (8192, 27013), (8704, 25424), (12712, 17408), (14336, 15436), (14528, 15232)]