210645904

素因数分解:

$2^4\times 7^3\times {\mathrm{131}}^1\times {\mathrm{293}}^1$

素因数の和:453

約数の個数: 80

約数和(自身を含む): 481219200

約数和(自身を除く): 270573296

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 49, 56, 98, 112, 131, 196, 262, 293, 343, 392, 524, 586, 686, 784, 917, 1048, 1172, 1372, 1834, 2051, 2096, 2344, 2744, 3668, 4102, 4688, 5488, 6419, 7336, 8204, 12838, 14357, 14672, 16408, 25676, 28714, 32816, 38383, 44933, 51352, 57428, 76766, 89866, 100499, 102704, 114856, 153532, 179732, 200998, 229712, 268681, 307064, 359464, 401996, 537362, 614128, 718928, 803992, 1074724, 1607984, 1880767, 2149448, 3761534, 4298896, 7523068, 13165369, 15046136, 26330738, 30092272, 52661476, 105322952, 210645904]

約数ペア:

[(1, 210645904), (2, 105322952), (4, 52661476), (7, 30092272), (8, 26330738), (14, 15046136), (16, 13165369), (28, 7523068), (49, 4298896), (56, 3761534), (98, 2149448), (112, 1880767), (131, 1607984), (196, 1074724), (262, 803992), (293, 718928), (343, 614128), (392, 537362), (524, 401996), (586, 359464), (686, 307064), (784, 268681), (917, 229712), (1048, 200998), (1172, 179732), (1372, 153532), (1834, 114856), (2051, 102704), (2096, 100499), (2344, 89866), (2744, 76766), (3668, 57428), (4102, 51352), (4688, 44933), (5488, 38383), (6419, 32816), (7336, 28714), (8204, 25676), (12838, 16408), (14357, 14672)]