220117768

素因数分解:

$2^3\times {\mathrm{13}}^2\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{157}}^1$

素因数の和:267

約数の個数: 96

約数和(自身を含む): 484020360

約数和(自身を除く): 263902592

約数列:

[1, 2, 4, 8, 13, 17, 26, 34, 52, 61, 68, 104, 122, 136, 157, 169, 221, 244, 314, 338, 442, 488, 628, 676, 793, 884, 1037, 1256, 1352, 1586, 1768, 2041, 2074, 2669, 2873, 3172, 4082, 4148, 5338, 5746, 6344, 8164, 8296, 9577, 10309, 10676, 11492, 13481, 16328, 19154, 20618, 21352, 22984, 26533, 26962, 34697, 38308, 41236, 53066, 53924, 69394, 76616, 82472, 106132, 107848, 124501, 138788, 162809, 175253, 212264, 249002, 277576, 325618, 350506, 451061, 498004, 651236, 701012, 902122, 996008, 1302472, 1402024, 1618513, 1804244, 2116517, 3237026, 3608488, 4233034, 6474052, 8466068, 12948104, 16932136, 27514721, 55029442, 110058884, 220117768]

約数ペア:

[(1, 220117768), (2, 110058884), (4, 55029442), (8, 27514721), (13, 16932136), (17, 12948104), (26, 8466068), (34, 6474052), (52, 4233034), (61, 3608488), (68, 3237026), (104, 2116517), (122, 1804244), (136, 1618513), (157, 1402024), (169, 1302472), (221, 996008), (244, 902122), (314, 701012), (338, 651236), (442, 498004), (488, 451061), (628, 350506), (676, 325618), (793, 277576), (884, 249002), (1037, 212264), (1256, 175253), (1352, 162809), (1586, 138788), (1768, 124501), (2041, 107848), (2074, 106132), (2669, 82472), (2873, 76616), (3172, 69394), (4082, 53924), (4148, 53066), (5338, 41236), (5746, 38308), (6344, 34697), (8164, 26962), (8296, 26533), (9577, 22984), (10309, 21352), (10676, 20618), (11492, 19154), (13481, 16328)]