140740128

素因数分解:

$2^5\times 3^2\times {\mathrm{23}}^1\times {\mathrm{21247}}^1$

素因数の和:21286

約数の個数: 72

約数和(自身を含む): 417650688

約数和(自身を除く): 276910560

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 23, 24, 32, 36, 46, 48, 69, 72, 92, 96, 138, 144, 184, 207, 276, 288, 368, 414, 552, 736, 828, 1104, 1656, 2208, 3312, 6624, 21247, 42494, 63741, 84988, 127482, 169976, 191223, 254964, 339952, 382446, 488681, 509928, 679904, 764892, 977362, 1019856, 1466043, 1529784, 1954724, 2039712, 2932086, 3059568, 3909448, 4398129, 5864172, 6119136, 7818896, 8796258, 11728344, 15637792, 17592516, 23456688, 35185032, 46913376, 70370064, 140740128]

約数ペア:

[(1, 140740128), (2, 70370064), (3, 46913376), (4, 35185032), (6, 23456688), (8, 17592516), (9, 15637792), (12, 11728344), (16, 8796258), (18, 7818896), (23, 6119136), (24, 5864172), (32, 4398129), (36, 3909448), (46, 3059568), (48, 2932086), (69, 2039712), (72, 1954724), (92, 1529784), (96, 1466043), (138, 1019856), (144, 977362), (184, 764892), (207, 679904), (276, 509928), (288, 488681), (368, 382446), (414, 339952), (552, 254964), (736, 191223), (828, 169976), (1104, 127482), (1656, 84988), (2208, 63741), (3312, 42494), (6624, 21247)]